Guest Stars Krystal Jung as Kim Ji Ho Kang Ki Doong as Prison Officer Song Lee Kyu Hyung as Yoo Han Yang Kim Kyung Nam as Lee Joon Dol Kim Sung Chul as Kim Young Chul Ahn Chang Hwan as Ahn Dong Ho Ye Soo Jung as Kim Je Hyuk's Mother Yoo Jae Myung as Lawyer Ryu Lee Tae Sun as Young Je Hyuk Lee Do Hyun as Young Joon Ho Jung Jae Sung as Professor Myung Choi Kwang Il as Inmate Detention Center Sung Dong Il as Chief Jo Ji Ho Lee Ho Chul as Gal Dae Bong Kim Gi Nam as Choi Hyun Woo Jang Nam Boo as Coach Lee Hoon Jin as Soji Son Kang Gook as Taxi Driver Kim Jae Gun as Elderly Prison Inmate Park Hye Jin as Lee Joon Ho's Mother