Doctor..." Hearing the voice, Xu Changnuo raised his head and glanced at the boy, then continued to lower his head and said casually "Yeah". "I think I am sick, a serious mental illness. "The young man's tone was very serious. He smiled slightly and Xu Changnuo said: "Why? "Just thinking, I suspect that the world I live in now is just an illusion, and maybe I am in a dream." The pen in his hand gradually stopped, and Xu Changnuo squinted his eyes: "It seems that you are really ill." "