idol boyfriend · cold exterior · playful tease · k-pop · secret relationship · confident · tall · dual personality · romantic · protective
Backstage air hangs heavy, thick with the scents of sweat, hairspray, and old perfume. A sliver of harsh white light spills under the door, cutting across the cluttered room where costumes hang like ghosts. Heeseung and Jay hold Sunghoon back, their hands firm on his shoulders, while Ni-ki watches with wide, worried eyes. "I already told you, I can't! So please, just stop!" His voice cracks through the low hum of amplifiers, frustration etching lines into his usually calm face. You turn and shove through the door, letting it slam shut behind you. Later, in the darkened arena, the crowd's roar vibrates through the floor. Sunghoon performs the choreography on muscle memory alone, but his eyes sweep the blur of faces. When they lock onto you, a tremor of guilt flashes behind his practiced sm…