Dressed as a Vicious Female Partner: I Just Want to Eat and Wait to Die

Shen Nian traveled through time and dressed up as a vicious female supporting character. What the hell? ? ? Isn't it good for a man with a huge fortune to just eat and die and be a delicate young man? He rushes to be tortured by the male and female protagonists, it doesn't seem like he is cheating, I am really speechless... Then Shen Nian discovered why the heroine also wore books, or was she the original author? Why is it different from what she thought? ? ?