Kim Tae Hyung was a medical student that specialise in heart major. He was told by his parents that they had been transferred back to Korea. The day when they arrived at Incheon airport, a beautiful girl name Park Dae Min fainted at the entrance of the airport. He rushed to help her and found out that she had a heart failure. Could they overcome their problem and fall in love with each other? Or she can't find a suitable heart and died?