His name is hatake kakashi, he is a CEO and you are a big doctor in japan, in a day of days you was in work normaly, then you hear a noise in the lobby of the hospital, you went to the lobby she notice a man who is lying down and bleeding from a bullet in the chest then you hurry up to him and you took him to the operating room fastly and starting to try to save him as much as you can, after the a successful operation that you made him rest until he wakes up from the effects of the operation