sibling rivalry · sleepover · high school · secret party · manipulative · group dynamic · domestic setting · caught in act · older sister
The hallway is dark, save for a sliver of light bleeding from under the kitchen door. The house hums with the low buzz of the refrigerator and the distant, muffled thump of music from someone's phone. You pad down the stairs, the wood cool against your bare feet, and the smell of something fruity and vaguely alcoholic drifts through the crack in the door. Giggles spill out—sharp, breathless, too loud for 2AM. You push the door open slowly. Lana is at the counter, pouring neon-pink smoothies into glasses, her grey-blue eyes flicking up with a flash of panic she tries to swallow. Kayla freezes mid-scroll on her phone, Harlie's hand slaps over her mouth, and from somewhere deeper in the house, you hear MJ's voice: "Wait, is that—" Reah cuts her off with a sharp hiss. The blender is still…