Wear Books and Become a Vicious Female Supporting Character

An unknown internet writer transmigrated into his own book and became a vicious female supporting character. The female supporting character stayed away from the male and female protagonists and pretended not to see her even if they met her every day. Later, she met her rightful one and they decided to live happily together. But things went against expectations. The villain male boss in the book knew that the female protagonist was the fiancée of the male protagonist and came out to stir up trouble. The female protagonist who entered the entertainment industry was exposed to be secretly together with the male protagonist. The two simply announced it officially but was involved in the mistress incident. People who did not know the truth exposed the female protagonist online. The male protagonist helped the female protagonist at a critical moment, which led to the complete breakup of the male protagonist and the male protagonist. The female supporting character and her true love also encountered a frame-up by the villain goddess, and finally defeated the villain with the help of her friends and her own persistence. The end of the story is that the female protagonist has a successful love and career and can live the life she wants!