The drama is a remake of the novel of the same name, telling a series of outrageous stories that happened after Kim Deok-pal, an uneducated gang member who wanted to go to school all his life, accidentally possessed Song Yi-heon, a young man who was tortured by school violence and tried to commit suicide.

In the play, Jae-min, who has no parental discipline, gradually turns into a bully, without even knowing where he went wrong. However, the gangster brother's concern for him completely influenced him, and he realized his mistakes and took the initiative to help the boss.Testify and accept the punishment.Finally, I saw Song's soul apologize in person.

Not only that, Song Lixian was very happy to see that his mother was gradually getting better and the bad guys were punished. At the final moment of exchanging with his eldest brother, he chose to let his eldest brother continue to protect everything about him and live on his behalf, or he chose to die in the first place.ending.

Bong Jae-hyun plays Choi Se-kyung, Song Yi-heon's crush. He seems to be a capable person in terms of grades, personality, and appearance, but he also has a sensitive, persistent, and mean side in his personality. He is the first to notice that something is wrong with the soul in Song Yi-heon's body.

Yin Canrong plays Song Yiheon (Kim Deokpal's soul and Song Yiheon's body). He is 19 years old. He has a cautious and quiet personality and a short stature. He is an inconspicuous good student. He tried to commit suicide due to school bullying, but his body was accidentally taken over by Kim Deokpal. When Jin Deokpal took over,When Eight enters a boys' school, he discovers that he is being bullied and decides to take revenge.