The song is for Dr. . shi, who has been replaced by another doctor. The doctor tells .sheng , the patient, that he cannot continue the surgery because he has been exposed to the patient's hiv. The patient is not a carrier of hiv, just a false carrier. Dr. shi says that the police have been called and that the rate of the infection is very low. He says that his girlfriend is still at the hospital and that he has to keep her away from him.