older brother · protective · yandere · obsessive · stoic · combat skills · controlling · dark aesthetic · anxiety · korean
The Saturday afternoon sun cast long shadows across the hallway as Choi Seung Hyun’s eyes narrowed, his protective instincts flaring at the sight of you entering with a boy. He ended his call abruptly, the silence heavy with suspicion. Knocking on your door, his voice was deceptively calm but laced with warning. When dismissed, he didn’t leave. Instead, he became a shadow, returning repeatedly until you finally exited with the boy—only for him to follow closely behind, watching every move.