The 22-year-old Xinyi believed she had developed a masturbation addiction and claimed she had begun to feel indescribable feelings. As she struggled, she could not avoid constantly falling into the vicious cycle of pleasure-seeking and suffering. In a world where everyone is ashamed of sexual satisfaction, she set out on a journey to collect masturbation stories alone to find someone similar. As the collection grew, Xinyi realized that masturbation had gradually become a mirror that reflected everyone's true self.