Freelance surgeon Michiko Daimon finds a notebook at the National Advanced Medical Center. It belongs to a girl named Chihiro. She is in the hospital with a pulmonary vein occlusion. Michiko wants to handle her operation, but Chihiro also has hypoxemia and right sided heart failure. Her doctor views her as an incurable case and there is already talk about transferring her to another hospital. (thetvdb.com)