Ten years after discovering her murdered uncle, Ena and Detective Hansaem must cooperate to stop a series of similar murders - each linked by strange puzzle pieces.
as Yoon Ena
as Kim Hansaem
as Yang Jeong-ho
as Choi San
as Roh Su-kwang
as Hyeon Ho-geun / Hangang Police Station Chief
as Tae Dong-su / Captain
as Yun Go-eun
as Byeon Ji-yun
as Nam Hyeok-su
as Nam Na-ri
as Lee Seung-ju
as Cho Gi-beum
as Kong Yeong-im
as Hwang In-chan
as Oh Cheol-jin
as Yoon Dong-hoon
as Kwon Sang-beom
as Lee Mi-young
