Jin Hee (Song Ji Hyo) had a good life as a dietitian when she met medical school student Chang Min (Choi Jin Hyuk). Chang Min comes from a wealthy family full of doctors who where against their marriage, but the two decided to get married anyway. He gave up his medical internship to work as a pharmaceutical salesman. Their marriage isn’t a happy one and they decided to get a divorce since his family kept looking down on Jin Hee, and even Chang Min started to change. After their divorce, Both of them graduated from medical school and works as an intern. One day, they meet in the emergency room for a hospital where they both have their medical internship.