Pied Piper (Korean: 피리부는 사나이; RR: Piribuneun Sanai) is a 2016 South Korean police procedural-crime drama television series. It replaced Cheese in the Trap and aired on cable network tvN on Mondays and Tuesdays at 23:00 (KST) time slot for 16 episodes from March 7 to April 26, 2016.