South Korea is dealing with a cruel psycho killer. A person who targets small and cute innocent boys in between the age of 18 to 25. No one know the motive.. no any clues or witnesses. Then Agust, the Superintendent General and his assistant RM is took over the case and began to investigate. But things got even worse when the psycho killer openly challenges the officer and began to give clues through a chess board. Or the killer himself identifys his victims are the chess pieces. The killer had something to do with Agust. He wanted a personal involvement of the officer. Is Agust ever able to find out the connection between his personal life to this murders.. What will be the killer's motives behind his killings. Is Agust and his crew able to solve the mystery behind the murders.. A mystery investigation thriller.. 'The Bloody Chessboard... '