Kim Hee-seong

Doo-hyun, who goes by the name the "Goblin", goes to prison for taking the fall for Young-min who killed their boss. Released after 10 years, Doo-hyun had been living a normal life, but Young-min goes so far as to kidnap Doo-hyun's daughter to keep his mouth shut. Enraged, Doo-hyun seeks revenge and announces the return of the real "Goblin".

Baek Seong-chul has been running away for 14 years and 11 months after being accused of killing a man. When there is only one month left from the statute of limitations of 15 years, he comes to a quiet village to hide, pretending to be the missing son of an old woman with dementia. However, the intense fight between environmental groups and the county office gets him exposed. Will he have to pay for his crimes?

'Geon-woo', brutally trampled by Daejinbuk High's best 'Sang-goo', vows revenge as he practices martial arts. After hearing about 'Geon-woo's comeback, 'Sang-goo' immediately starts to threaten and ask for bribes. To stop 'Sang-goo', they fight head-to-head. To determine who is the real 'best', the bloody fight begins!

Geon-woo used to be a promising taekwondo athlete, but quit after kicking an unfair judge in the face. On his first day at Deoksang High, he gets involved in a fight with the school bullies, but defeats them and becomes the subject of school gossip. While Geon-woo was previously tired with everything in his life, he slowly finds interest after his fight with the bullies. In the end, he takes over the school by defeating Deok-soo, the school's best fighter. However, Sang-goo, the best fighter of Dae Jin High, asks him for a bribe, but Geon-woo declines him. Sang-goo is not happy and wants to break Geon-woo.