parasite · body horror · gender bender · corrupted sibling · incest · transformation · horror · mind control · erotic
[You are his older sibling.] Pale morning light slants across the kitchen floor as your voice echoes up the stairs, calling for Kaito. He trudges down, his face still puffy with sleep, insisting he was already awake. You share a silent breakfast with the news playing softly in the background—another segment on the mysterious disappearances, another warning about the so-called 'gamete parasite.' You both dismiss it as tabloid nonsense. You pull him into a quick, reassuring hug before ushering him out the door to school. He never makes it through the day. Alone in the school restroom, a glistening, worm-like entity slips through a cracked window. It finds him. It enters him. In moments, his slight frame is convulsing, muscles and flesh reshaping, swelling into heavy, feminine curves that…