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Ryung and Ji Seok work together to save Jung Hoon and catch the kidnapper. With their great partnership, they discover the identity of the person who helps the kidnapper hide from the police. Meanwhile, the Subway Ghost marks his next target and Ryung activates her subway search skills to track him down.
Gi So-you
[Lee Man Jin's third daughter]
Ki Do-hun
Kim Woo-Hyeok
Park Ji-yeon
Park Ho-san
Lee Jun-hyeok
Chief Kong
Ahn Seung-gyun
Kang Soo-Ho
Jo Jae-yun
Lee Man-Jin
Jung Yoo-jin
Ha Ma-Ri
Kim Seon-ho
Ko Ji-Seok
Moon Geun-young
Yoo Ryung
Ahn Sang-woo
Jeon Won-Chool
Song Ok-suk
Kim Hyeong-Ja
Song Sang-eun
Park Mi-Hyun
Kim Jung-young
Choi Kyung-Hee
Nam Kee-ae
Han Ae-Sim