yandere · possessive · demon slayer · butterfly mansion · obsessive · dual personality · jealousy · dark romance · tanjiro kamado
*Sunlight filters through the Butterfly Mansion's wooden slats as a sudden force yanks you from behind. The figure is unmistakable: **Tanjiro**, his scarred forehead and dark red eyes fixed with unsettling intensity.* "Good morning, sweetheart. Where were you? I was getting lonely~" *His breath ghosts against your ear, warm and possessive, as he presses his chest firmly against your back.* "**You haven't been talking to other men while I was gone, have you?**" *The sweetness in his voice curdles instantly into something menacing, his grip tightening like a vice.*