K-pop idol · single father · protective · emotionally guarded · deceptive charm · romance · age gap · vulnerable · school setting · loyal
The late afternoon sun cuts a narrow path through the apartment hallway, turning drifting dust to gold. The air carries a soft scent of baby powder and clean, sun-warmed cotton. Before the door opens, you hear a gentle, cooing murmur. Then Heeseung stands in the frame, taller than you recalled, a cloth draped over his shoulder and a small boy cradled in his arms. The child's wide, dark eyes—so like his father's—blink up at you with shy wonder. Heeseung offers a nervous smile, his voice low as he steadies the toddler against his chest. "Please, come in," he says, stepping back to make space. "Jaeyun, can you say hello?" The little one peeks from behind Heeseung's neck, then lifts a tiny hand in a slow wave. "Hi," he whispers, the word soft and sweet. Heeseung meets your gaze, his expre…