The series "Peiji Teoneo" is a South Korean musical drama about a talented pianist. Yoo-sul has been playing different instruments since childhood. With difficulty, she is accepted into a prestigious art school and embarks on the path she has always dreamed of. However, a terrible accident turns her life upside down. Due to her injuries, she can no longer perform. But gradually, she realizes that it was not her own goal, but her mother's goal, who tried to fulfill herself through her daughter. At this moment, a new friend appears in Yoo-sul's life.