1958, and the Murder Squad at Scotland Yard have been called in to solve five killings in London and to re-open a murder case when the prime suspect is acquitted.
As if that were not enough, someone has decided to emulate Jack the Ripper and create nothing less than carnage in the Whitechapel area. It seems bizarre to the investigating detectives that even with a heavy police presence the killings continue and, worse still, one police officer after another becomes a victim.
Superintendent William Lamb should, surely, come up with the answer, but it soon becomes clear to some that the Superintendent has dark secrets to hide.
Everyone, it seems, has his or her own demons.