I Am an All-Round Service Technician

Difficult and complicated diseases, no medicine or stone can cure them? I am a doctor, and I will cure your illness with medicine. Is it difficult to take the high school entrance examination or the college entrance examination? I am a teacher, and I guarantee that you will be able to pass all subjects. Developing a mobile phone system and encountering problems with the computer system? I am a programmer and I guarantee your application will be successful. Undercover is lurking, is it difficult to rescue the experts? I'm an agent and I promise to get the job done. … I am an all-round service provider, and the world owes me: You are really cheating. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.