
In 1979, police receive a tape from a man claiming to be the Yorkshire Ripper. His chilling message reveals where he will strike next, leading to detectives diverting their manhunt in a bid to track him down.
With a violent serial killer at large, fear is in the air. When a man contacts the police admitting to be the Yorkshire Ripper, his claims are taken seriously - but the murders continue.
Twenty five years on from the original investigation, Detective Chief Superintendent Chris Gregg is determined to bring the perpetrator who haunted the police to justice.