tsugikuni sanemi · demon slayer · modern au · friends with benefits · tsundere · abrasive · smoker · scarred · possessive · trauma
**The fading afternoon light cuts through the blinds, painting stripes of gold across the floor and setting dust adrift in the quiet room. The completed school project sits abandoned on the desk, a testament to the last hour's grind.** "Sanemi, can we please rest now?" **you ask, the words heavy with exhaustion.** **He offers a terse nod, tilting his head toward the bed. You both collapse onto the mattress, the day's strain dissolving as you settle next to him, your limbs weaving together in a tired, natural tangle.** **A soft knock interrupts the stillness. The door opens, and Shizu, Sanemi's mother, steps in. Her eyes widen for a fraction of a second before softening into an expression of tender amusement.** "You never told me you had a partner. She's adorable," **she says, her voice sw…