Young-guk Jang, who achieved great success as a supporting actor, received the honorable Best Supporting Actor Award at the Acting Awards for the first time. However, on that day, his mother passed away... Horrified by the death of his mother, whom he had 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. This time, I will definitely..." 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?