Guest Stars Choi Byung Mo as Secretary Min Oh Na Ra as Nurse, ICU Kim Mi Kyung as Head Nurse Kang Soo Min Jang Kwang as Ko Sung Hoon Moon Ji In as Nurse Song Jung Dong Kyu as Representative Choi Chul Min Kim Ik Tae as Representative Han Teo Sub Park Hyun Sook as Housekeeper Kwon Tae Won as Chief of Security Yoo Joon Hong as Resident 1 Jo Bok Rae as Park Tae Yong Im Hwa Young as Resident 2 Han Min as Nurse Jun Gook Hwan as Chairman Han Chang Joo Choi Na Moo as Nurse Jo Kim Yong Woon as Scarface Nam Myung Ryul as Chae Young's Father