A city torn apart.It is 1969 and Glasgow has been brought to its knees by a serial killer spreading fear throughout the city. The Quaker has taken three women from the same nightclub and brutally murdered them in the backstreets.A detective with everything to prove.Now, six months later, the police are left chasing a ghost, with no new leads and no hope of catching their prey. They call in DI McCormack, a talented young detective from the Highlands. But his arrival is met with anger from a group of officers on the brink of despair.