Detective superintendent reopens two unsolved murder cases from the 1980s. Forensic methods link the crimes to a string of burglaries. Steve’s team has to find more evidence before the perpetrator is released from prison.

Told over one horrifying night, Deviation will take you on a white-knuckle journey into the mind of Frank Norton, a dangerous schizophrenic murderer as he escapes from Broadmoor Hospital and embarks on a murderous rampage across London. But when Frankie takes a hostage, the deadly game of cat-and-mouse truly begins.