Allison has a dream about a game show that can detect lies, and upon waking up she hears a buzzer in her head whenever someone tells her a lie. Allison's new talent is put to good use during a murder investigation.
Allison wakes up fives years in the past after she and Devalos are gunned down by a strange man. In the past, Allison's dreams tell her that Devalos is going to convict an innocent man of murder. Allison must convince Devalos, who at this point has never met Allison, of her abilities and get him to change his mind about the murder conviction.
A man named Lucas Harvey is stalking Allison, convinced that he's doing the work of God by getting rid of her and her ability. The Dubois family becomes confined to their house, under police supervision, after Harvey becomes a threat to the whole family.
Allison continues to be tormented by Lucas Harvey, her obsessed stalker. Harvey corrupts Allison's dreams, making her unhelpful to Devalos and Scanlon during a serial murderer case.
Allison leaves her job at the D.A.'s office after she's recruited to work for the Lydecker Corporation by another psychic who works there. While enjoying her new job, Allison still regrets leaving the D.A.'s office so suddenly, and has dreams about a serial killer running loose in Phoenix. Meanwhile, extenuating circumstances cause Ariel to start taking pills. While at her new job at the Lydecker Corporation, Allison shares the dreams she's been having of the serial killer in Phoenix with Devalos and Scanlon. Her new boss finds out though, and tells her that her dreams belong to him and she must stop sharing them with others.
Allison struggles with her decision to switch jobs. When continues to have visions about a serial killer she is forced to choose between honoring the contract with her new job and sharing her information with the police.
After falling into a coma during an investigation, Allison's spirit finds it's way into the body of a man named Todd Emory. Joe and the kids have to adjust to living with Allison's spirit in the body of Todd, who insists on living with them.