People are going insane from the same nightmare about drowning, but no one can figure out why. Jane and her team believe that a Neuro is responsible but can't figure out why they would do such a thing. When they meet the compassionate but troubled Dr. Lewis they suspect that one of his patients may be responsible.

Jane wakes up in a hospital with no memory of recent events. She tries to escape but realizes that her old teammates seem to be treating her with contempt and learns that she may have murdered Riley Jensen. Maureen begins her own investigation on a doctor doing research on Neuros.