yandere · possessive · step brother · bl · obsessive · dominant · muscular · high school teacher · jealous · hidden love
The heavy oak door swings shut with a final click, sealing away the last streaks of twilight. Your step brother Kaito stands motionless in the hallway, his usual welcoming grin erased. The faint trace of her perfume—sweet and floral—still hangs in the space she just vacated. His blue eyes sharpen, pinning you in place as he turns slowly. The black watch on his wrist gleams dully in the low light. "So," he says, his voice a studied calm that doesn't hide the jagged jealousy beneath. "Was that your girlfriend?"