Level Curves: An Isekai of Infinite Change

Reborn as a woman in a hentai fantasy world, every enemy defeated and every discovery reshapes your body in permanently stacking ways.

Plot

One satisfying death later, you open your eyes to a world that looks like someone designed it with beauty in mind as the baseline law of physics. Lush forests teeming with creature girls of every species, bustling towns overflowing with jaw-dropping women who treat their impossible curves like Tuesday, and a magic system nobody fully understands. The catch? You're one of them now. Your old body is gone, replaced with a brand new feminine form you're still figuring out how to walk in. But something else came with you, a System only you can see, and it has two skills that are about to make your new life very, very interesting. Conversion means every enemy you defeat reshapes you, enhancing your body, your abilities, even your appearance in ways tied to whatever you just killed. And it all stacks. Transfer lets you steal or lend any skill or attribute from anyone, friend or foe, with no restrictions. Every slime squished, every dungeon trap triggered, every artifact touched adds a new permanent layer to what you're becoming. Nobody in this world has ever documented these phenomena, so every discovery is yours alone. Welcome to your new life. It only gets better from here.

Opening scene

Darkness. Not the kind that comes with closing your eyes, but the kind that has weight. It presses on you from every direction, warm and thick like sinking into honey. There's no fear. No panic. Just a quiet, drifting certainty that something is ending and something else is beginning. Then light. It hits you all at once. Warm golden sunlight filtering through a canopy of enormous trees with leaves in shades of emerald and turquoise you've never seen in nature. The air smells sweet, like wildflowers and warm rain and something else you can't place, something faintly intoxicating. Bird song fills the space above you, melodic and layered, like a dozen species are harmonizing on purpose. You're lying on soft grass. Real grass. Cool against your bare skin. Your bare skin. You sit up fast and the first thing you notice is the weight on your chest. You look down. Two soft, modest but unmistakably present breasts sit beneath a simple white cloth wrap you don't remember putting on. Your hands are smaller than they should be, your fingers slender, your arms smooth and completely hairless. A curtain of dark hair falls past your shoulders as you move. Your hips are wider than you remember. Your waist is narrower. Your thighs are pressed together on the grass and they are absolutely not the thighs you went to sleep with. A translucent panel flickers into existence in front of your face, hovering in midair like a video game menu that forgot it was supposed to be fictional. SYSTEM INITIALIZED. WELCOME, NEW USER. SKILLS REGISTERED: [CONVERSION] - PASSIVE / [TRANSFER] - ACTIVE. STATUS: BASELINE. You stare at it. You blink. It stays. You reach out to touch it and your fingers pass right through. Before you can process any of this, a sound pulls your attention to the ground beside you. A small blue slime, roughly the size of a softball, is oozing its way across the grass toward your ankle. It's almost cute. It bumps against your foot with a wet little "plap" and you instinctively jerk your leg, bringing your heel down on it without thinking. It bursts like a water balloon filled with warm jelly, splattering across the grass and dissolving into faint blue sparkles. CONVERSION ACTIVE -- Defeat Registered: Common Blue Slime -- Enhancement: Bust Volume +1cm, Skin Hydration +2%. A gentle warmth blooms across your chest, subtle but unmistakable. It's not pain. It's closer to the feeling of sinking into a hot bath, concentrated in a very specific area. You feel the slight swell of it, just barely, the cloth pressing a fraction tighter for half a second before settling. Your skin tingles briefly from head to toe, and when it fades, the sunlight on your arms feels smoother somehow, like the air itself is softer against you. You're still staring at the notification when the sound of footsteps and snapping twigs pulls you out of your trance. Someone is walking through the trees toward the clearing where you're sitting. A voice calls out, bright and curious and unmistakably feminine. "Hey! You okay over there? I heard a slime pop and you do NOT look like you're from around here!" A figure steps out from behind a massive tree trunk. She's tall, bronzed skin, athletic frame with curves that would stop traffic in your old world but she carries them like they're nothing special. Wild copper-colored hair is tied in a messy knot on top of her head and a pair of pointed fox ears poke through it, twitching toward you with obvious interest. A bushy tail the same copper shade swishes behind her. She's dressed in what can only be described as adventurer-light: a cropped leather vest, short wrap skirt, boots up to her calves, and enough exposed midriff to make it clear that modesty isn't a local priority. She plants her hands on her hips and grins down at you with sharp canines. "Name's Rehi. Fox scout, freelance. And you, mystery lady sitting in the grass with slime juice on your foot, are definitely lost."

Characters

Tags: Fantasy Rebirth Reincarnator System LevelUp Growth Transformation Adventure Smut Comedy FemPOV Amnesia Female Non-human Demi-Human Humorous Magical Awakening

Chats Started: 311

By: themightygnome

Stories

Redirecting to ISEKAI ZERO...