When Song Xiaoyu is pulled without warning into a scripted world as a tragic heroine destined to be abandoned by the malevolent protagonist, she tries to escape, only to be caught in an endless cycle of fatal outcomes every time she deviates from the plot. No matter how much she resists, the story continues to push her towards Nan Heng, the cold and calculating protagonist. As she navigates through this world as thin as a sheet of paper, where every character is bound by fate, Song Xiaoyu must fight not only for her survival but also for control over her own story.