The film mainly tells the story of criminal police chasing criminals. Hwang Jung-min plays Seo Do-cheol, a detective of the wide-area investigation team known as the "South Korean FBI". He is a policeman with a strong sense of mission and humanity. Yoo Ah-in plays the "third-generation rich" Cho Tae-woo. Although he appears confident on the surface, he hides an unknown inferiority complex in his heart. The powerful actor Yoo Hae-jin plays Cho Tae-woo's assistant Choi Chang-sang, and Oh Dal-su plays Seo Do-cheol's assistant, Team Leader Oh.