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 Ahn Sang Woo as Kim Yong Chul Im Hwa Young as Kim Je Hee Park Ho San as Kang Chul Doo Park Hyoung Soo as Na Hyung Soo Kim Han Jong as Park Yong Shik Jung Min Sung as Doctor Go Shin Won Ho as Joo Jung Hun Ye Soo Jung as Kim Je Hyuk's Mother Bae Ho Geun as Dr. Jang Yoon Hwan Lee Sang Yi as Sergeant Oh Kim Joon Han as Song Ji Won Kim Yong Woon as Woodwork Shop Inmate Choi Yun Dong as Prison Officer Lee Go Young Bin as Doctor Jung Dae Hyun Lee Do Hyun as Young Joon Ho Choi Sung Won as Jeombaki Bae Jin Woong as Prison Storekeeper Han Ji Won as Young Je Hee Hong Seung Bum as Golden Bell MC