 The series is the second installment of the revenge trilogy by director Park Chan-hong and writer Kim Ji-woo, after "Resurrection" in 2005 and followed by "Shark" in 2013.A string of murders brings together a conflicted detective, a psychic librarian, and a mysterious lawyer with dubious motives.Detective Kang Oh-soo (Uhm Tae-woong) is assigned to two seemingly unrelated murder cases, where the only clues left behind are tarot cards, with the first card meaning "judgment."