Story background: An era when robots can look fake and real.
When they first met, Lu Kuan thought that the other person was a robot and was very interested in this "robot" that seemed to have human emotions; while Yu Zhou thought that the other person was from a different species and was a humanoid weapon without emotions, which was suitable for him to use to complete his revenge plan...
Three months later:
Lu Kuan: Why flirt if you don't marry! Why do you trample on my sincerity!
Yu Zhou: ... Aren't you heartless?
Revenge version:
When he was twelve years old, a fire took away his mother and his identity - his father replaced him with a substitute in order to obtain his mother's inheritance.
Ten years later, Yu Zhou dressed up as a stand-in and walked towards a boy who looked exactly like himself...
Intention: