This Korean thriller begins as an organized crime kingpin murders his wife and child and then turns his gun on himself. His policeman brother, an identical twin, returns to his hometown only to find, to his surprise, that he is immediately mistaken for his dead brother. As disillusioned with law enforcement as his brother was with criminal life, the policeman takes on his brother's identity, enmeshing himself in the violent life that ultimately lead to his brother's demise.

Su-young, a police detective who went to prison for someone else, is surprised when a mysterious woman named Yoon-sun arrives to collect her on her day of release. As she discovers that the promised compensation for her time behind bars has vanished, Su-young embarks on a mission to reclaim what rightfully belongs to her.

影片讲述了重案组刑警和黑道女人之间的故事，影片由拍摄《新世界》的制片公司兄弟影业打造，邀请《8月的圣诞节》的编剧吴升旭执导。