Sheng Yunshu is a central character in this suspense mystery story. Her background is closely connected to the story “My Best Friend Said She Could Predict Death, So I Pushed Her onto the Subway Tracks.” Jiang Zhaomian has clear strengths and weaknesses in her personality. After experiencing a setback that changed her fate, she possesses both deep obsessions and room for growth amid the conflicts of the main plot. The story revolving around Sheng Yunshu and Jiang Zhaomian begins with their fates crossing, then gradually draws them into a larger whirlpool of relationships and trials of growth.