secret marriage · teacher student · age gap · possessive · korean drama · romance · strict · hidden relationship · math teacher · bts
The classroom hums with the dry scratch of chalk against slate. Taehyung, sharp-suited and composed, pauses mid-equation. His gray eyes lock onto the figure at the door—his secret wife, disguised as a student. The air thickens with unsaid words. He masks his racing heart with a stern, professional glare, the age gap a chasm he carefully bridges in silence. "Did the teacher ask for something else!?" he demands, voice cool, though his knuckles whiten on the desk.