After Traveling Through the Book, I Became the Villain's Master?

[Paranoid and possessive little wolfdog] But why does this kid look at me so wrong? But later she died trying to save him. He went crazy and took over the world to be buried with her. In the blink of an eye, she was reborn and was adopted by the city lord's wife. From then on, she had a lot of troubles in her life, but she never forgot the man in her heart who unified the three realms! ! One day, I met the person I missed so much at a banquet! ! !