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Hye Sung's mother is murdered and Gwan Woo is assigned to Min Joon Gook's case.
Lee Bo-young
Jang Hye-Sung
Lee Jong-suk
Park Soo-Ha
Yoon Sang-hyun
Cha Kwan-Woo
Lee Da-hee
Seo Do-Yeon
Jung Woong-in
Min Joon-Kook
Kim Hae-sook
Eo Choon-Sim
Kim Kwang-kyu
Kim Kong-Sook
Jeong Dong-hwan
Seo Dae-Seok
Kim Ga-eun
Ko Sung-Bin
Kim So-hyun
Jang Hye-Sung (young)
Goo Seung-hyun
Park Soo-Ha (young)
Kim Soo-yeon
Moon Dong-hee