Jang Young-guk’, who achieved great success as a supporting actor.Received the first and honorable Best Supporting Actor Award at the Acting Awards.However, on that day, his mother passed away…Horrified by the death of his mother, whom he neglected for years, Young-guk decided to end his life…Before his death, he longingly recalled the warmth of his mother and the peaceful memories of the past. He regretted turning his back on those memories…At that moment, he suddenly regressed to his childhood…“I regressed, to that past I missed”“As an inescapable fact, this life is just…”Once again, the story of a person who wants to live as an actor begins.Will he be able to live a happy life unlike the previous life?

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...