After Transforming into Cannon Fodder, I Conquered the Villain Overlord

Su Wan, a gold medal screenwriter in her previous life, has an online IQ, top-notch acting skills, is sober and self-interested, and is good at understanding people's hearts. After passing through the book, the goal is clear: hug the villain's lap to save his life → defeat the villain → change the tragic ending of the two → pursue a career and become a winner in life.