Hee-su hides his love for his best friend—until that friend falls for someone else, and silence starts to hurt.

该剧聚焦在钢琴前相遇的两位天才：名列第一的精英姜飞悟（宋江 饰）和天赋异禀的崔正瑶（李濬荣 饰）。讲述一群青年在音乐天才云集的艺术高中相遇后，经历友情、爱情、竞争与成长的青春故事。

A gentle, gifted piano prodigy enters an arts high school and gets swept into the chaos of teen friendship, rivalry, first love, and all the messy growing-up vibes that come with it.