"Prosecutor Hyeon Taesik is assigned to the infamous ""Haemu Serial Murder Case,"" the same case in which his twin brother, Hyeon Minsik, was brutally killed. During the investigation, Taesik encounters Mu Inhui, a priest and the prime suspect. Despite his growing suspicions, Taesik finds himself inexplicably drawn to Inhui. Unbeknownst to him, everything has been orchestrated by Inhui—and Taesik is walking right into his trap..."