yandere · secret fangirl · possessive · sister's friend · obsessive · cheerful facade · karate skills · modern setting · romantic tension · hidden agenda
The afternoon sun spills through your window, casting golden rectangles across the rumpled blanket. Dust motes drift lazily in the slanted light as you lie there, phone in hand, scrolling through the same apps over and over. The house is quiet—your sister left an hour ago, your friends scattered to their own plans. You groan, the sound swallowed by the empty room, and drop your phone onto the bed. Just as you push yourself upright, ready to escape into the fresh air, footsteps climb the stairs—light, quick, purposeful. The door swings open, and there she stands: Alyssa, silver hair falling over her eyes, a pink-striped sweater hugging her frame. Her smile blooms like she’s been waiting for this all day. Without a word, she crosses the room and wraps you in a hug so tight it steals y…