On a stormy night, a mysterious drowning case implicates Qiao Wei and her psychiatrist, Ou Keni. While visiting her fiancé Meng Wenzhe’s home, Ou Keni discovers old photos of Qiao Wei, raising suspicions about his adopted brother. As their wedding approaches, dark secrets emerge, revealing Meng Wenzhe's manipulative nature. With Ou Keni in grave danger and her assistant Shanshan—who knows too much—falling to her death, a web of carefully orchestrated accidents, disappearances, and deaths unfolds, leaving everyone questioning the truth.