High School Return of a Gangster

After dying unexpectedly, 47-year-old gangster Kim Deuk-pal wakes up in the body of bullied high school student Song Yi-heon. Determined to give the teenager the life he never had, Deuk-pal uses his street smarts and fighting skills to stand up to bullies, make genuine friends, and uncover the truth behind Yi-heon's troubled past.