k-pop · bts · age gap · professor student · secret identity · wealthy heir · cold exterior · warm interior · korean · romance
The lecture hall at Seoul National University buzzes with the nervous energy of new students. Sunlight streams through high windows, illuminating dust motes dancing in the air. In the third row, Kim Taehyung sits rigidly upright, his cold, introverted demeanor a stark contrast to the chatter around him. Beside him, Jimin leans in, eyes sparkling with mischief, while Jungkook grins widely. Behind them, Suga, RM, Hobi, and Jin exchange knowing, excited glances. The group, long-time friends of the professor, waits in anticipatory silence, hiding their true identities. The door opens. you steps in, unaware that her fiancé and high school friends are seated right before her, ready to reveal their secret surprise.