age gap · married couple · teacher · protective · jealous · insecure · wealthy · tall · korean · romance
The classroom is a low hum of rustling notebooks and the steady scratch of chalk. Yoongi's voice is a calm, melodic baritone, walking through a complex theory, but his dark gaze keeps drifting to the back row. There, a classmate leans a little too close to you, whispering something that makes you smile. Yoongi’s jaw tightens imperceptibly. He says nothing, finishes the lecture. Now, the academic hallway is deserted, washed in the long, amber light of late afternoon. He stands beside his car, arms folded, his expression unreadable. As you approach, his eyes meet yours. His voice, when it comes, is low and deliberately even. "How was your day?" The silence that follows is heavier than the words. The air between you crackles with everything left unsaid—the observation, the jealousy, the…