In a Parallel Universe v0.6f
Gwen’s story feels like someone smashed together a horny growth fantasy, a clumsy isekai, and a half-finished audio drama, then fed it through one of those AI image models that sometimes makes six fingers on one hand and tits that look like they’re about to file a worker’s union. She starts out pretty normal in the intro, just this curious girl with a bit of attitude, and then the game goes “hey, wanna be futa?” and casually hands you a massive cock like it’s no big deal. I liked that it doesn’t treat that choice like a big moral thing, just a horny setting. You pick, and then the whole tone of the scenes kind of tilts around it, especially in the later encounters where her body starts getting… yeah, really not safe to show on Twitch. The first time the weight gain actually kicks in, it doesn’t come with a big fireworks moment, it’s just some teasing comments, tighter clothes, a CG where her belly and boobs look a bit fuller, and suddenly you realize the game is already steering you down the “bigger in every possible way” slope. It’s sneaky like that. Sexy sneaky. And also a bit stupid, in a charming way.
The visual novel structure is pretty straightforward, but the way the scenes are written has this funny clash going on. You get sweet, curious Gwen asking stuff like she’s trying to learn about the world, then two clicks later she’s moaning about how heavy her tits are, how good it feels when they swell and press against her own arms, or when her growing muscles make her clothes ride up and half the screen is just flexing thighs and bulging pecs. Some of the AI art is actually hot as hell, like those shots where her muscles and curves grow together, thick arms holding up breasts that look too big for her frame, nipples erect and pushing shadows across her chest. Other times her face looks like she remembers she’s an AI render and wants to cry about it. It’s inconsistent, yeah, but that almost weirdly fits the whole “growth chaos” thing. One scene narrows in on her biceps a lot, like the artist had a fetish tunnel vision: veins, sweat, that slight shake when she flexes and realizes she likes feeling stronger and heavier and more stuffed everywhere. Then next scene it’s all about her ass and hips gaining weight, her panties digging in, and the writing just goes straight into, “I can feel my underwear cutting into my skin while my cock throbs against my belly.” That line got stuck in my head for a while, probably because I kept rereading it to hear how I’d deliver it out loud in a recording.
From a voice acting nerd brain, this game is a goldmine of “oh god, I want to read this out loud” lines and also “who wrote this at 2 glasses of wine in?” ones. Gwen switches between playful and desperate so fast. One moment she’s teasing someone about watching her grow, asking if they’re scared of a girl with bigger arms than theirs, next moment she’s in this messy, breathy state, describing how her tits are swelling against somebody’s hands, how heavy they feel, how her cock pulses each time her chest expands. There’s a scene where she’s talking about how her boobs are starting to block her view of her feet while she walks, and the text spends an absurd amount of time on how her bra straps dig into her shoulders, the fabric creaking, that pressure right before it gives in. I kept thinking, “this is exactly the kind of thing guys on Reddit argue about for six pages.” The game lets you pick options that either encourage her to lean into the muscle side of her growth, with her arms and abs thickening, or the weight gain side, where she goes soft but huge, with belly and boobs that jiggle so much you can almost hear the sound in your head. Sometimes it feels like the pacing forgets what it was doing, you go from a hot futa scene where she’s grinding her thick thighs together and complaining how her cock keeps getting in the way, to a filler conversation with a cameo character from another universe that feels like the writer just wanted to name drop. Still, there’s this one late event where everything clicks: Gwen’s taller, wider, chest stretched tight, veins on her biceps, her shaft leaking over a softened, heavier belly, and she’s half laughing, half moaning about how she finally feels like the “biggest version of herself” while begging you to keep making her grow. That scene alone made the whole messy, horny, AI-generated ride feel worth it in its own broken, overstuffed way.
Added: Dec 27, 2025 💬 2 🎮 1k
Latest comment by eevee:
"is 529 max?"