DI Chandler (Rupert Penry-Jones), DS Miles (Phil Davis) and unpaid historical advisor Edward Buchan (Steve Pemberton) have yet to make a conviction in Whitechapel 'the birthplace of the serial killer'. This season sees the pressure become greater - and, this time, highly personal. The team are confronted by dark, twisted, gothic murders that reach right into their fears and superstitions... someone is killing suspected witches; flayed bodies suggest the murderer is more interested in the victims' skin than in their death; and the sewers of Whitechapel threaten with an additional layer of horror. In Whitechapel history isn't dead, it's deadly...