Beautiful girl, Park Bo Lin is rich living with her mom and dad in Seoul, South Korea. They moved from Hong Kong China a few years back do to working promotions. She has it all, a best friend Hye-Mi, a lovely boyfriend who's an idol Sehun and does pretty good in school. But when BTS show up in her life, members Jimin, Jungkook and Taehyung join her school to finish, her life turns upside down. Taehyung torments her on a regular bases by messing with her hair, playing pranks on her and even stealing her food. His two best friends realize he has fallen for her despite her being taken by a huge idol. What will happen between Bo Lin and Taehyung?