A collection of murders holds the nation at the longer law enforcement don't capture the murderer, the longer the people begins to fear and its own sway. Choi, a highly successful investigator whose methods have held him back from promotion, perceptions that this case may be his final opportunity to make some thing of his career. His old mentor Jang and he accept detain the next suspect that is best . Just when it looks as though dark deeds, all the tricks and reckless secret deals are all about to be exposed, most of the stakeholders are drawn deeper into the morass of morals and violation of law. The search for the murderer begins to combine the 4 men, though none are particularly interested to find at fault.