Kara is a female psychiatrist. She never believes that there are multiple personalities in the world. Excuse. On this day, Kara's father handed her a case about multiple personalities. The patient David had a gentle temperament, but Kara's father called him and said he was looking for Adam. In an instant, David seemed to be a different person. He said that he was Adam. Carla still didn't believe it. She went to investigate David's mother. She learned that Adam was only six years old when David died. Then David's mother saw David, and with tears in his eyes, David talked about the past that only David's mother and son knew. Not only David's mother was shocked, but Kara also began to question her previous ideas. At this time, Kara's father's back was inexplicably rotten, and the rotten shape appeared as a "ten". Kara still had some doubts. She asked David about his murder, and David quickly became another personality, Weiss. Kara went to Adam's house to investigate. She wanted to know what was the relationship between the personalities concentrated in one person, but accidentally found Adam's body with a "ten" on the back of the body. In this way, the patient is not Adam, not David, who is he? Just when Carla was in a state of distress, David focused on Carla's daughter again, and this time David's personality became Carla's elder again. Soon, the word "ten" also appeared on Kara's daughter's back, and things became more and more weird