Guest Stars Krystal Jung as Kim Ji Ho Kang Ki Doong as Prison Officer Song Lee Kyu Hyung as Yoo Han Yang Jung Woong In as Paeng Se Yoon Choi Moo Sung as Kim Min Chul Kim Kyung Nam as Lee Joon Dol Yoo Hyung Kwan as Shim Woo Kyung Jung Hae In as Yoo Jung Woo Kim Sung Chul as Kim Young Chul Ahn Sang Woo as Kim Yong Chul Im Hwa Young as Kim Je Hee Park Ho San as Kang Chul Doo Jung Moon Sung as Yoo Jung Min Park Hyoung Soo as Na Hyung Soo Jung Min Sung as Doctor Go Shin Won Ho as Joo Jung Hun Lee Sang Yi as Sergeant Oh Kim Yong Woon as Woodwork Shop Inmate Shin Jae Ha as Kim Min Sung Kim Ki Moo as Rapist Inmate Lee Do Hyun as Young Joon Ho