Special Guest Stars Lee Chae Yun as Choi Ok Bin Choi Jung Eun as Seo Woo Jung Min Suk as Kim Jin Suk Jung Yoon Suk as Choi Dong Joo Guest Stars Kim Si Eun as Seo Woo's Friend Jung Min Gyu as Tae Suk Bang Chi Yun as Student Kim Ye Song as Student Heo Sung Il as Student Kim Ha Neul as Student Kim Young Woo as Student Lee Man Soo as Student Han Jung Jae as Student Lee Na Young as Student Han Soo Jin as Student Jun Jae Sun as Student Park In Bong as Assistant in Chun Gi's Temple Lee Seung No as Student Chang Soo Bin as Student Yoon Ha Young as Student Jang Gi Won as Patient Han So Hyun as Patient Hwang Ji Yun as Student Lee Joo Eun as Student Kim Ji Na as Student Lee Soo Ja as Assistant in Chun Gi's Temple Park Young Gil as Assistant in Chun Gi's Temple Park In Hwan as Patient Park In Hwan as Policeman 2 Han Seung Wu as Policeman 1 Lee Min Sung as Teacher Lee Song Lee as Nurse Hwang Suk Ha as Dong Joo's Father Kim Jung Hwa as Dead Body Kim Jung Hwa as Tae Suk's Sister Ha Min as Seo Woo's Mother Jo Ha Suk as Seo Woo's Father Lee Tae Young as Patient
