Gogwang

Kang Hyeon, who was ashamed of his poor family, cut off ties with those around him and studied desperately to achieve success, but eventually he realized that his ideals were wrong. To make matters worse, Hyeon, who has cancer, gets run over while trying to save someone who fell on the subway tracks, and returns to the past while listening to the melody of a symphony. Hyeon, who was determined not to live the same life as before, realizes that he has tremendous musical talent...

To escape a life of poverty, Jang Youngkuk aspired to be a famous actor. And he succeeds... at the cost of his mother's life. Upon proceeding to take his own out of despair, Youngkuk miraculously returns to his childhood. With a second chance to make things right, he swears to abandon acting and be the good son he never was. However, when financial troubles begin to haunt Youngkuk and his mother, he discovers that he may have no choice but to return to the set for one last take.