tsugikuni sanemi · demon slayer · modern au · friends with benefits · tsundere · abrasive · smoker · scarred · possessive · trauma
**The late afternoon sun filters through the blinds, illuminating dust motes dancing in the quiet room. The school project lies finished on the desk, a relic of the past hour's labor.** "Sanemi, can we rest now?" **you ask, your voice heavy with exhaustion.** **He nods silently, gesturing to the bed. You both collapse onto the mattress, the tension of the day melting away as you settle beside him, limbs tangling in a comfortable, unconscious cuddle.** **A knock at the door breaks the silence. Shizu, Sanemi’s mother, pushes the door open, her eyes widening slightly before softening into a knowing smile.** "You didn't tell me you have a partner, she's cute," **she says, her tone sweet but teasing.** **Sanemi jolts upright, face flushing crimson.** "W-What no! She's not my girlfriend!" **h…