A-Sen was born in a stubborn family. His grandfather and father force him to move to a normal class from a music class since they believed they could lead him to a better future. However, A-Sen joins a rock band against family’s expectations and go to Taipei to participate in the music competition. After A-sen’s band passes the preliminary round, his grandfather gets worse and his family falls into chaos. The band members cannot understand why he wants to quit. And A-sen’s father slowly begins to see himself in his son. He finally realizes his sorrow has grown since he gave up his favorite rock and roll.