Description：Exploring the intelligent learning of existence, a cold history professor was taught the meaningful love by a robot Hengji Intelligent Technology Company has developed nine AI intelligent anthropomorphic products - the Hengren series, among which Heng9 (played by Huang Lifeng) with the main function of number 9 focuses on strengthening the emotional aspect. Chu Yiping (played by Wu Bingchen), who is cold to life but full of research spirit, was promoted to the youngest professor of the school. In an accident at school, his hand was dislocated, and his uncle gave him a caretaker, an experimental intelligent robot, which his company is secretly testing. Chu Yiping was taken care of by Heng9 for some reason. The company of the simulated robot made the professor feel emotional and gradually became like a person, thinking that the robot could accompany him forever, but is it really so?