Guest Stars Min Jin Woong as Moon Tae Hyeon Park Ok Chul as Nurse Park Jung Yoo Mi as Cha Young's Mother Choi Sung Won as Yoo Suk's Boyfriend Kang Yun Jung as Jang Yoo Suk Shin Hee Gook as Doctor Im Jae Geun as Doctor Moon Hak Jin as Hospital Resident Kim Gun Ho as Cha Young's Father