Gwen Stacy’s Yuri System

Chapter 17



Gwen felt like she may have had this thought before, but she didn’t know if she’d ever be able to get to sleep properly ever again if she wasn’t snuggled in a nice pair of breasts. And that was how she woke up the following day. Despite her strengthened body, Gwen couldn’t help but feel slightly achy from all the exercise from the previous night.

 

Apart from the obvious, where they spent multiple hours in the gym, testing their powers and bodies, they then went on to another type of workout that lasted until the early morning hours. Gwen had to admit that she was more than satisfied with the bed provided by the Yuri System. It had this perfect blend of bounciness and firmness for various activities. To say that she was satisfied was an understatement.

 

Getting up with a yawn, Gwen climbed out of the tangled mess of limbs and walked over to the windows. She couldn’t help but feel a little more alive as she looked out, standing naked for anyone to see but still comforted in the privacy of her own home. She wasn't sure whether that was due to the tinted windows or that Filideus Charm that Yuri mentioned. But it felt great to stand naked in front of a window nevertheless.

 

With a quick morning stretch, she looked back and found the pile of limbs and gentle snores quite the view. She had gotten another power-up yesterday thanks to Cindy, and with that increase in strength, it is safe to say that her strength in bed also had a boost. In contrast, she was already up and about; the other three snuggled into each other while snoring gently. A soft smile formed on her lips as she quietly left the room and headed for the shower.

 

Just twenty minutes later, she was flipping pancakes in the kitchen with a smile. It wasn’t that often she was the first to wake up, so she decided to do something nice for her girls. She was taking an assortment of different toppings, such as blueberries, strawberries, lemon juice, chocolate spread, sugar, syrup, cream and a few more. 

 

Although a little slow initially, she still got them to the bedroom, where she found the three slowly waking up. “Good morning, my dears. Breakfast is ready,” she said with a happy smile as she looked at her lovers. They were still a little musky from the night before, but the self-cleaning bed seemed to have cleaned them off for the most part. Nothing a quick shower wouldn’t fix.

 

Settling into the bed beside them, Gwen grabbed a plate for each of them and shared the food, quite proud of the breakfast she had made for them. “So girls, what do you think of the new place?” She asked with a smile.

 

“It’s great. I can’t believe that we can live in a place like this.” Petra stated as she looked out the window and enjoyed the view.

 

“It’s certainly a step up from what I’m used to.” Cindy chuckled. “But the company is even better.” She said with a flirtatious wiggle of her eyebrows.

 

“Careful; otherwise, you may never leave this bed, Cindy. But you’re not wrong.” Jean commented. “I also couldn’t help but notice that there seems to be space for more sisters to join us in the future. It's probably a scheme of Yuri’s, but I’m not complaining. It seems as if the stronger you get, the harder it will be for us to satisfy you.” she slightly lamented.

 

Gwen gave an awkward chuckle as she was about to deny it, but she thought about the previous night and couldn’t help but sweat a little. “Haha. I’m fine. I just enjoy seeing you all satisfied.” Her eyes seemed to go a little pink as she thought about the previous night in satisfaction.

 

“Hmm. You may be like that, but we want to ensure you’re completely satisfied.” Petra couldn’t help but comment, thinking about it momentarily and glancing around the room at her sisters and lover. “I suppose the best way for that is if we increase our skills. I don’t suppose you have a book in your system with tips and tricks for this type of thing?” she couldn’t help but ask. She usually wouldn’t ask Gwen for things from the system shop apart from rare occasions like when they were designing their new place.

 

Gwen raised her brow in amusement at Petra’s determined face and couldn’t help but smile. “Sure, lemme check.” After everyone finished their tasty breakfast in bed, Gwen sat up and placed a set of books on the bookshelf in their bedroom. “There, anyone can read it if they happen to have some spare time,” she said with a smile, already knowing that she’d give it a read when she happened to have the chance if it could help her satisfy her girls more.

 

Only then did Gwen realise that despite their exploration yesterday, they seemed to have been interrupted by their fascination with the gym and had yet to explore the entire apartment. “You girls go and get showered. I’ll clean this up, and we can explore the rest of the house,” Gwen said

 

Jean and Petra just nodded with a smile as they stood up and approached the showers. Five minutes later, Gwen decided she couldn’t hold the urge and joined them for fun. An hour later, Gwen walked out of the bathroom, massaging her backside and limping ever so slightly. The three girls who followed seconds later were entirely drained but still had a satisfied air around them. And just like that, they continued their exploration.

 

The first place they found was the wine cellar, which was empty. “I suppose any alcohol you get from your Yuri store will have a slight aphrodisiac effect; we should try them later,” Jean said idly as she looked around the room. It was a bit much for four 18-year-old girls, especially considering the legal age to drink was 21, but it had a lovely aesthetic with four walls ready for wine to be placed. And a glass cabinet in the centre for any speciality wines.

 

The next place they entered was the spa room, which held two spa beds and had a wall filled with different oils and lube from the Yuri System. As expected from something from that store, it also had some extra effects for the users. Gwen already had a promise from Petra that they’d spend some time there, and Gwen couldn’t help but anticipate Petra’s magical hands going to work. There was also a hot tub that could easily fit around eight people, and Gwen could already envision it being used to its fullest potential later.

 

They continued their exploration from the cinema room, the spare bedrooms, and the patio on the upper floor, and then finally, they spent some time on some sunbeds under the hot sun on the roof of the building. The four of them just chilled out until midday when Gwen got a call from her father. “Hey, Dad. What are you up to?” Gwen asked, looking at the image of her father, who had a healthy tan and was clearly in a good mood.

 

“Ah, nothing much, dear; we’ve just been busing ourselves and having fun here. We are about to go skiing in the Alps, and I thought I’d let you know. You never know how the signal can get out there, so I thought I’d let you know beforehand.” George replied, showing off some of the kits they bought for their trip.

 

“Oh, that sounds fun; just ensure you keep yourself safe. Oh yeah, Dad, I moved out of the house yesterday and got a new apartment in Midtown Manhattan.” Gwen replied lightly, flipping the camera around and showing the rooftop and the view of the Hudson River.

 

“You moved out already? And who is that new girl over there? A new friend or someone who joined you, Petra and Jean?” Aunt May asked as she looked over George’s shoulder. She couldn’t help but raise her brow as she realised that the girls surrounding Gwen all had perfect physiques, and it made her wonder if she was handing out super soldier serums or something. Shaking away such a thought, she couldn’t help but comment. “Gwen, I trust in your decision with Jean as she was someone that you had been getting along with for quite a while and built a good relationship and friendship with. But I don’t think I’ve ever heard of this girl from you or Petra.”

 

Gwen couldn’t help but smile; she knew they were worried about her well-being. “I agree with you. It’s just that the circumstances regarding our meeting and the development of our relationship were quite extraordinary. If it weren’t for these circumstances, I wouldn’t have told her anything. You know I’m not rash and will make decisions like these without a second thought.” Gwen was referring to the fact that Cindy was The Bride, and they were connected.

 

Aunt May gave Gwen a deep look before nodding. “I know you wouldn’t make any rash decisions. Just be careful in the future who you share your secrets with.” 

 

Gwen nodded with a smile, agreeing with May. “I know, this is Cindy Moon, and we met on the Oscorp trip yesterday. Remember what I told you about the Yuri System and how I was originally going to acquire the spider powers on that trip? Due to me already having them, Cindy got them instead.” Cindy waved, slightly covering herself with a towel as she smiled awkwardly at the camera. She didn’t want the first time she met her in-laws to be when she was wearing a bikini, but it seemed to be too late already.

 

Gwen then decided to take her parents on a quick tour around the house and show off their new home. “Oh yeah, I’ve got a few spare rooms that are out of use as well. This one over here is your one.” She said with a smile. “I’m not sure if you want to stay at the house in Queens or if you want to come over here, but you’re both welcome any time, and this room will always be open to the two of you,” Gwen said, excited that she could provide for her father and aunt in such a way. 

 

“That’s nice of you, sweetie. I’m sure we’ll come round now and then, but you should have the space for yourself and your girls. I’m sure you’ll need it.” George said with a chuckle, and Gwen couldn’t help but nod in agreement. While she’d love nothing more than to provide for her father, Gwen had also realised that she loved the independence that she had gotten since they left for their trip.

 

“Well, the room is there whenever you happen to be in the city,” Gwen replied. Soon enough, Aunt May and her Father had to board a coach to get to the skiing resort, meaning they had to cut the call off short. With a final goodbye, Gwen put her phone away and joined her girls on the roof.

 

Admiring the sight of the three in the bikinis while catching a tan, Gwen couldn’t help but let out a slight smile. Yuri, you said something about the Filideous Charm. Does that extend to the rooftop, and can we be seen while up here? She asked, curious if someone would catch her following actions.

 

Gwen could practically feel the smile in Yuri’s voice as it echoed in her mind. [It also covers the rooftop so that you can go wild. While discussing it, it will also mask your return from patrol, meaning nobody would find your home even if the best spy agencies followed your tail even if you're not careful.]

 

Gwen couldn’t help but raise her brow in appreciation for this spell placed on her house as she stalked over to her girls, her bikini slipping off her form just a few steps away. She drew no attention from the girls, her footsteps silent like a ghost, and their eyes closed, so it wasn’t surprising that she could sneak up on them.

 

She stopped before Jean and her hand reached out; a familiar golden glow formed as a phallic shape started to form in her hands, causing Jean to let out a surprised gasp as she opened her eyes. Her cock bulged in her skin-tight bikini bottoms, and soon enough, it found freedom as Gwen was quick to pull the bow off her bottoms, letting them fall beneath the redhead.

 

Gwen didn’t want to do anything extreme; she was just feeling a little handsy as she laid down next to Jean and started to stroke her cock. She whispered into her ear, “Just relax and enjoy yourself.” She said, feeling the hot cock pulse in her hand in agreement. And just like that, Gwen sat there, giving Jean a slow, achingly slow handjob with a slight smile on her face. She didn’t forget to take out some lube that she’d found from the spa room and let it drip over Jean’s aching member.

 

Jean smiled as she closed her eyes again, letting her partner and lover do as she pleased. This wasn’t uncommon, as Jean had learned over the last week. Sometimes, Gwen just got a little handsy and couldn’t help herself. Not that Jean was one to complain. The calm winds of New York blowing over the skyline added a little to the pleasure, giving her privates a little breeze whenever they passed, combined with the lube, which seemed to send a chill that was quickly comforted by Gwen’s warm hands.

 

And just like that, several long minutes passed. Gwen could feel the gazes of her other lovers, but she’d get to them in a minute; they’d have to wait until Jean was finished. It wasn’t long until Gwen felt the familiar twitch, signifying that she was about to erupt. With a smile on her face, she descended Jean’s form, engulfing her cockhead in her mouth, just to be met with a fountain of yuri milk shooting down her throat.

 

Feeling that Jean was finished, she raised her head, wiping the little white substance on the corner of her mouth with a finger before sucking on it. She gave Jean a dirty kiss on her lips, which Jean was happy to receive. And just like that, Gwen stood up and went over to the next sunlounger with Petra saying there, her eyes somewhat hot as Gwen lay beside her and gave her the same treatment she’d given Jean.

 

 

With everyone satisfied and Cindy itching to start her hero career, Gwen didn’t feel like making her wait any longer. With school the next day and knowing everyone would want an early night, Gwen decided it would be better to get out and start their web swinging a little earlier than usual. The sun hadn’t even reached the horizon when Gwen, Petra and Cindy, each outfitted in their spider costume, sat at the edge of their high-rise apartment building.

 

“You ready for this, Cin?” Gwen asked, a little excited about Cindy’s first time. Her first time was clouded by the adrenaline pumping through her body, making her forget any rational thought. 

 

Cindy nodded, taking a deep breath. She was equally excited and scared as she looked down at the fifty-plus-story drop beneath her. Her practice in the gym allowed her to be somewhat familiar with her webs and their usage, but she had yet to take that final jump, so she couldn’t help but hesitate a little. Sensing that hesitation, Gwen was quick to reassure her. 

 

“You don’t have to worry; Petra and I already have a good hang of it. We’ll be able to help you with the minimal chance anything goes wrong. Remember to stay flexible, not be rigid when swinging, and let yourself flow naturally.” She said as a slight reminder. Petra had already given her the rundown on what to expect, but a little reminder would never hurt anyone.

 

“Alright, I got this!” She called out, psyching herself up and taking a deep breath. With adrenaline pumping through her veins, she no longer hesitated and jumped, followed by Gwen and Petra. Gwen watched in fascination as Cindy, like a fish in water, webbed herself away, one web at a time. Her impeccable balance allowed her to flow easily as she webbed from one building to the next with a grace and speed that Petra, even after a week of web-swinging, had yet to acquire. 

 

“Damn, what the hell!” Petra couldn’t help but exclaim, slightly racing to catch up. She knew she was physically stronger than Cindy, but she couldn’t help but be somewhat jealous watching her impeccable movements as she treated New York as her playground.

 

This was also the first time Gwen had been out web-swinging with the addition of Silk’s powers and impeccable balance. While her balance had been very good with Miles Morales and Ghost Spider powers, Silk’s power seemed to have allowed Gwen to reach a whole other level, allowing her to achieve a level of grace with her web-swinging that would be hard to match.

 

Cindy was understandably having the time of her life, swinging from one building to another, flowing through even the smallest side alleys without losing her momentum and making her body smaller as she shot through tight spaces to speed through the other side. All was going well until a tingle ran down her spine, causing her to stop atop a building nearby. 

 

Gwen landed a second later, followed by Petra, who was huffing and puffing while trying to keep up. Gwen and Cindy looked over to the street, and Gwen couldn’t help but smile at the excellent entry-level crime that Cindy seemed to have run into—a man running away from an old lady with a stolen purse. “This one is all yours, Cindy.” She said with a slight chuckle that the girl in question mimicked.

 

Without hesitation, Cindy slipped off the side of the building. Gwen watched on in fascination as Cindy simply swooped down low to the floor, attaching a web to the man’s ankle before hoisting him up and hanging him upside down from a sign protruding from the wall, letting him swing back and forth while letting out a girlish squeal. She quickly snatched the purse from the man's hands while webbing them together before returning it to the old lady. 

 

Taking note of the +50YP that she acquired from her harem members solving a simple crime, Gwen was happy with the turn of events. Most of all, she noticed how quickly Cindy adapted to her new superhero life and how she adapted to her new powers. Gwen’s main worry was that they could take care of themselves. She didn’t have to worry all too much about Jean as she was super powerful and didn’t do much crime fighting. 

 

Petra’s natural disposition didn’t allow her to sit back and let others suffer when she had the opportunity to help them, meaning that the second she got her powers, Gwen knew that she wouldn’t sit by and do nothing with them. This was something that even the old Peter Parker did, and she wasn’t surprised that she wanted to go out and patrol every day.

 

While Gwen knew Petra like the back of her hand, she’d only known Cindy for a few days. She didn’t seem to have the same enthusiasm for crime fighting as Petra did, but that didn’t mean she’d sit by and watch others suffer when she could offer a helping hand. Watching her take care of herself, even in such a low-level crime, allowed Gwen to see that she didn’t need protection and could trust Cindy to take care of herself.

 

Gwen’s main concern was her lover's safety, so she felt happy. A slight burden lifted from her shoulders when she realised that Cindy could take care of herself. As Cindy joined up with the others, they continued their web-swinging; Cindy also took this chance to familiarise herself with the interface on her arm so she could contact the police and listen in on different radio frequencies for a crime.

 

And just like that, a nice day of crime fighting passed. It seemed that most of the city was somewhat quiet; maybe they were getting ready for a new week, or perhaps it was because criminals had gotten more peaceful in general due to Spider-Woman and Ghost Spiders' intervention over the last week. Between the three, they only stopped a handful of crimes, allowing Cindy to spend most of the evening in her new playground, New York City, swinging from place to place.

 

 

Gwen felt she may have thought this before, but she thought that there would be no better way than to wake up engulfed in a nice pair of breasts. She was wrong. While yes, her head was engulfed in Jean’s soft breasts, that wasn’t the only sensation that made this morning better than any other. Her eyes opened to find a familiar brown hair bobbing up and down as Petra woke Gwen up in the best way possible. Feeling the soft lips and nimble tongue travelling up and down her member was the best way to wake up in the morning.

 

Letting out a soft sight, Gwen couldn’t stop her hand as she rested it on Petra’s head, giving her soft scratches and loving caresses as she pushed her further and further down her member. It wasn’t long before Gwen was watching with a slightly sadistic look. Petra’s eyes were somewhat red from lack of air, and she had a full blush from the tips of her ears to the base of her neck. Her chin was slicked with saliva and tears in the corner of her eyes, and her head bobbed up and down, hitting all the right buttons for Gwen. It wasn’t long before the gagging woke Cindy and Jean, who watched with amused smiles.

 

Despite her short time with the trio, Cindy understood everyone’s role in the relationship. Petra was a definite sub, liking to be dominated. Jean and Gwen usually spent some time doing this together, fulfilling Petra’s fantasies. Jean was a definite dom, being a top dog who dominated both Gwen and Petra, mostly Gwen. Gwen was an all-rounder; she could fit into any role and enjoy herself thoroughly. Cindy felt that she'd be happy if she got a bit of everything from her partners. On the other hand, Cindy didn’t lean too heavily toward either side of Dom or sub but slowly understood her preferences.

 

Probably due to her connection with Gwen, she was much more attracted to her time with the blonde, but that hadn’t stopped her from making out with the other girls. She just found such interactions less pleasurable than her one-on-one with Gwen. Other than that, she found herself more tame than Petra and Jean. She liked the give-and-take more, being more flexible with her partner.

 

That hadn’t stopped her from fulfilling Petra’s needy desire that she’d seemed to have woken up with this morning, however, as she positioned herself behind the brunette and stroked herself to full mast. It wasn’t long before Petra was getting filled from both sides, her eyes rolling into the back of her head in pleasure as Gwen and Cindy almost seemed to be playing ping pong with Petra as the ball.

 

Jean, who had been watching on with a smile, couldn’t help but feel slightly left out as she used her power to rearrange the positions slightly. Gwen, now sitting on Jean’s cock, while getting sucked off, couldn’t help but moan in delight at the two-pronged attack, bouncing up and down on Jean’s midsection. 

 

Cindy watched on in fascination as she continued to move her hips. It was only a few days ago that she was all innocent and clueless about sex, and now she watched on as Gwen’s tits bounced up and down, a cock filling her up, her cock getting sucked by the very girl she was currently pounding. Honestly, Cindy felt like she was in heaven, something that she let Petra know a few moments later as she reached her tipping point, filling up the brunette with her dripping white seed.

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