Inspired by true events, the shocking story of London's most feared and notorious brothers Reggie and Ronnie Kray as they break Frank 'The Mad Axeman' Mitchell from Dartmoor Prison in December 1966.
Eric Williams is a man on the run for 27 years for a murder he didn't commit. When his estranged daughter is brutally attacked in London, the police are reluctant to act and so Eric must return to a city he no longer recognizes to deal with the culprits himself, relying on help from his last remaining friends.
While investigating the disappearance of her historian father, a young woman makes terrifying discoveries. It turns out that her dad was researching the infamous Pendle Witch Trials.