The Psychology of Evil

In a season of storms and turmoil, one murder case after another comes to light: the Ancheng dismemberment, a murder puzzle, a killing livestream, hypnosis, dissociative identity disorder... A coin from the 1980s is found in every victim's stomach. Captain Wu Sheng of the criminal investigation squad, enforcer Xiao Tian, psychology professor Yan Yan, and rookie policewoman Qing He join the investigation. Who is behind these gruesome cases, pulling all the strings? “I love you, so I have to kill you!”