Kim Deuk Pal is a 47-year-old gangster who is the #2 guy in his gang. He doesn't have an educational background due to his poor parents, but he dreams of attending a university. Deuk Pal has been studying to achieve his dream, but it's not easy. One day, he sees a young man, Song Yi Heon, about to kill himself. At that time, Deuk Pal's spirit possesses the body of the suicidal 19-year-old high school student. Deuk Pal soon learns that Yi Heon is a victim of bullying, which has caused him to want to take his own life.