After transmigrating into a book as the vicious female supporting character, Su An'an is tasked with preventing the villain, Gu Jinchuan, from turning evil. Facing the original character's cruel deeds and the villain's hatred, she proceeds cautiously, offering him warmth and shielding him from harm. When her memories awaken, they reunite seven years later, and he has become the all-powerful head of the Gu family. "For you, I am willing to make an enemy of the entire world." This time, she chooses to stay, and love and redemption finally find their happy ending.