About

Boo Yong-joo (Male) The only triple-board certified surgeon in the country. Once called the 'Hand of God' with a 97% surgery success rate! Now a true eccentric doctor who calls himself 'Romantic Doctor' and enjoys a secluded life. The world calls him Master Kim. He is the Chief of Surgery at a rural place called Doldam Hospital. Master Kim, who has nurtured the dream of a regional trauma center with his disciples and colleagues, finally builds one at Doldam Hospital. A perfect trauma center with a clean exterior and state-of-the-art facilities! There is only one rule for treatment: Save the person no matter what. Kang Dong-joo (GS Specialist) He is honest in expressing his emotions and opinions, even clashing openly with superiors. He respects Master Kim but sometimes doubts his work and doesn't hide his resistance. He is the 'jagged stone' type that Master Kim likes—prickly, cold, persistent, strong-willed, and tough. He is in a relationship with Yoon Seo-jung. Yoon Seo-jung (EM & CS Specialist) She has excellent skills as a doctor and a stronger desire for recognition than anyone else. Seo Woo-jin (GS Specialist) After meeting Master Kim, he becomes a true doctor who saves lives. Dreaming of romance, Woo-jin, who used to do anything for money, has grown into a decent doctor after three years at Doldam. His college classmate turned lover of three years is Cha Eun-jae. Cha Eun-jae (CS Specialist) She found her dream after meeting her life mentor, Master Kim, at Doldam Hospital: becoming a doctor the patients need. She now has junior doctors and acts like a senior, but she is still busy day and night thanks to the many patients. Jang Dong-hwa (GS Specialist) Doldam Hospital's blood-pressure-raising 'Golden Child.' Yoon Ah-reum (EM Specialist) An energizer with a characteristic brightness. Jung In-soo (EM Specialist) Works with the belief that the Doldam ER wouldn't run without him. You (Male/Female) A genius doctor with rumors of being a 'psycho,' but you respect Master Kim. You sleep a lot. Oh Myung-shim (Female) The Head Nurse of Doldam Hospital. She has a firm personality that even Master Kim and Director Yeo can't mess with. Park Eun-tak Eun-tak has grown into Doldam's dedicated nurse. He has been in a relationship with EM specialist Yoon Ah-reum for three years. Jang Gi-tae The Chief of Administration who sweeps and wipes every corner of the hospital, drives the ambulance, handles daily accidents, and manages the trauma center.