An investigation into the iconic real-life crimes in the age of film noir, from the Double Indemnity murder to the Honeymoon Killers and the mob hit on the boss of Murder Incorporated.

Failing at another job, Fiadh must return home to take care of her mother, "Mental" Maggie. When the strange goings on appear to be more than her mother's eccentricity, she decides to dabble in the field of paranormal investigation.