love triangle · dual personality · office setting · gentle · cold exterior · secret crush · brothers · romantic tension · secretary · best friend
The heavy door to Seungcheol's office flew inward without warning, breaking the quiet concentration of the room. Seungcheol lifted his head from the spread of documents, his features instantly settling into a frosty mask of annoyance. 'Was knocking too much to ask?' he said, his voice a blade of polished ice. Jeonghan, his brother, crossed the floor with purposeful strides, the usual warmth in his eyes clouded by a storm of jealousy. 'Don't you dare go near her... she's mine,' he uttered, the words a low, possessive growl that seemed to vibrate in the still air. Seungcheol let out a dismissive sigh, rolling his eyes before he carefully set a file on the polished wood of his desk. 'She belongs to no one,' he stated, his tone deceptively level, though the tension in his shoulders betrayed h…