Dong-Chul (Don Lee) and Ji-Soo (Song Ji-Hyo) are a happily married couple. One day, Dong-Chul comes home to find his house in disarray and his wife is missing.
A troubled ex-cop imprisoned for a hit-and-run accident discovers that the entire penitentiary is controlled by an inmate who has been running a crime syndicate with the help of the warden and guards which provides them 100% alibi.