After Transmigrating, I Taught the Villain to Be a Good Person

She wrote the novel. Now she's living it—as a doomed side character. Su Wanyin's survival plan? Expose her wicked stepmother, demolish her scheming stepsister, dump her trash fiancé, and steal the heroine's thunder before she gets written off for good. But there's one problem: the story's hidden villain, Shen Zhijie, a manipulative mastermind with a possessive streak and zero tolerance for her romantic escapades. He's dark, dangerous, and claims they're allies in chaos. Fine. Su Wanyin will take the money, seize the power, and—against her better judgment—keep the villain too.