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Tae Seok finds Yeo Wool's name tag from Seon Jae. He questions how she knows Yeo Wool, but Seon Jae only gives a vague answer. Tae Seok starts to look into the relationship between Yeo Wool and Seon Jae and who Seon Jae really is. Meanwhile, the police receive a new murder case where two officers have gotten killed.
Shin Ha-kyun
Woo Tae-suk
Lee Sul
Eun Sun-jae
Park Ho-san
Jeon Choon-man
Kim Gun-woo
Jang Hyung-min
Cha Sun-woo
Chae Dong-yoon
Bae Da-bin
Shin Ga-young
Bae Yoo-ram
Ban Ji-deuk
Yang Jae-young
Lee Moon-ki
Yoon Hee-seok
Jo Doo-jin
Ryu Tae-ho
Choi Jung-woo
Hong Eun-hee
Kim Hae-joon
Cho Yi-hyun
Bae Yeo-wool
Bae Yoon-kyung
Woo Tae-Hee