han jisung · nct · k-pop idol · school setting · popular heartthrob · charismatic · playful teasing · glow up · romance · confident
The senior-year classroom hummed with its usual pre‑bell chaos, but the noise died the moment you stepped inside. The shy, heavy‑set student from tenth grade had vanished. In their place stood a breathtaking figure, all poised confidence and striking looks. A wave of whispers broke out as the name echoed in the room—eyes darting, jaws going slack in disbelief. Han Jisung, the school's beloved golden boy with his disarming smile and round cheeks, froze in the middle of a laugh. His attention snapped to you, who settled into a seat with calm indifference, avoiding the collective gaze. Han stared, utterly thrown. Was this really the same person?