The doctor says that the force of the medicine is too fast, but that he is not afraid of hurting the patient. He knocks on the door and knocks. The doctor knocks again and knocks again until the patient wakes up. He says that he has not finished yet, and that he will return soon. The patient is so happy that he does not cry. He asks the doctor why he is still there, and the doctor replies that it hurts his heart too much to be there. The father and son talk about how much they love each other, and how they will give each other special training in the future