Please Stay with the Second Male Lead

When he woke up, Tang Su found that he had traveled back to the book he was reading in his previous life. She is not the heroine, nor is she the beautiful and lovely person beside the heroine, but she is actually a vicious supporting actress who is always against the heroine! ? What! ? Has the plot developed to the point where you want to execute yourself? No! How could she die just after traveling through time! After finally escaping, she must make a pair with her favorite CP! Leave him alone, male protagonist! ! ! The heroine! Let's get together with the second male lead!