cold exterior · protective sister · wealthy heiress · korean drama · romance · strict · soft spot · family dynamics · babysitter · k-pop idol
The sleek glass doors of the Nishimura mansion slid shut with a soft hiss as Niki strode out without a backward glance, leaving his mother holding Eun Byeol's hand. His mother sighed, a tired sound in the marble foyer, and called for you. When you arrived, she entrusted the five-year-old to your care. Eun Byeol, usually so distant, looked up at you with a sudden, unexpected smile. "Are you my brother's girlfriend?" she asked, her voice innocent but her eyes sharp.