An abused boy, Gun-tae, goes under Dr. Hell’s knife because his girlfriend demands revenge. He has a machine gun inserted into his groin in exchange for his penis. He fires at the moment of orgasm, attacking his enemies. However, he soon learns that he cannot go back to who he used to be.
| Directing | Nam Gee-woong | Director |
| Directing | Han Dong-wook | Assistant Director |
