Ryu Han-bi

Cheol Soo has a perfect appearance, but he is a bit slow. One day, his daughter Saet Byeol appears in front of him. Saet Byeol has been sick and she has been in the hospital. They start on a trip.

During the Joseon Dynasty, lowborn Chae-sun challenges the rule that states only men allowed to sing while navigating devotion to her teacher and the demands of the king's father.