The drama depicts Kim Min Jae, a transfer student majoring in Practical Music and working part-time at the library, and Lee Kyu Ho, a Taekwondo major who helped him. Since their first meeting, the two have become entangled and closer, leading them to develop a romantic relationship.
When high school teacher Na Aejoon shows up for work on an ordinary day, he never expects to bump into his favorite celebrity in the hallway. But when his school becomes a filming location for a show starring Choi Siyeol, his bias from the idol group A-On
