In the novel "This Love is a Little Cold", why does the protagonist Du always feel that he is just playing with her?

Author: Ke Chun

Introduction: 16 years old, my biological father sold me; 17 years old, almost molested by a blind fortune teller; 18 years old, I turned to dust ... I am humble, even worse than a dog. I don't daydream or look forward to the future. There is no difference between life and death to me. Until that night I met him-the man who once vowed that I would break his forehead and throw him into the washing machine to stir. You always have to pay it back when you hang out. My life was suddenly enriched by revenge. ...................