A school director is forced to train the 'worst' students of his school to master Taekwondo as the old coach, taking along the best of his athletes, left the school.
| Writing | Bang Chu-Seong | Writer |
| Writing | Na Hyun | Writer |
| Directing | Nam Sang-Guk | Director |
| Writing | Shin Dong-ik | Writer |
| Production | Se-young Lee | Producer |
| Production | Lee Choon-yun | Producer |
| Crew | Park Sang-hoon | Cinematography |
| Directing | Na Hyun | Script Supervisor |
| Crew | Sin Jae-myeong | Fight Choreographer |
| Production | Chun Roy-kyoung | Line Producer |