Hey! Mr. Doctor, can you fix up my broken heart? Bae Irene, a girl that had a heart disease called a Rheumatic Heart Disease. She had this disease since childhood and continues to suffer such heart-aches. She tries to heal this disease by visiting by in a hospital in Seoul. And starting there... He met a doctor, the doctor that changed her life so much: Dr. Kim. Being in a critical condition, will someone help her to heal all her suffers?