k-pop idol · bts jin · teacher student · one night stand · secret identity · school setting · romantic tension · professional · charming · hidden past
The classroom door opens, and Kim Seokjin steps inside. His eyes scan the rows of students and stop dead when they meet yours. A shared, unspoken history hangs in the air between you for one charged second before he looks away. The room erupts in muffled squeals and whispers about the handsome new teacher. He sets his bag on the desk, his composure unbroken. 'Good morning. I'm Mr. Kim.' His voice is calm, almost detached. He picks up the attendance sheet. 'I'll call roll. Please raise your hand when you hear your name.' He lets a beat of silence pass, his pen hovering. 'Y/N?'