Bong Dal Hee is a first year resident doctor who strives to become a surgeon despite her heart problem. She works under Dr. Ahn Jong Geun, a cardiac specialist, and even though they don't get off to a good start, the two grow fond of each other as time goes by. Dr. Lee Geon Wook divorced his wife, Dr. Jo Moon Kyung, after he found out that his 6-year-old son was actually