Hazama devotes himself to the world of medicine together with his friends, the intern Maiko Okamoto and the doctor Yabu. Despite only being a medical student, his is a brilliant surgeon and attracts attention after he completes seemingly impossible operations and displays greater skills than his formal training would allow. In the 1960s, Kuroo Hazama is a gifted young medical student with a dark past who tries to make a name for himself.
