Anna Maxwell Martin

Four women who worked as codebreakers at Bletchley Park have taken up civilian lives. Susan has collated data about a series of murders. She tries to convince the police she knows where another body is, but they are unable to locate it and dismiss her. She turns to her three friends and they work out where the next victim will be taken, find the body, and then decide they are the only ones who can track down the killer.

It's 1939 and Europe teeters on the brink of war. Ten strangers are invited to Indian Island, an isolated rock near the Devon coast in southern England. Cut off from the mainland, with their generous hosts Mr and Mrs U.N. Owen mysteriously absent, they are each accused of a terrible crime. As each member of the party starts to die one by one, the survivors realize that one of them is a killer and start to turn on each other.

Two innocent young orphans are the potential heirs to a fortune. Their fates are snarled in a monumental legal battle known as Jarndyce and Jarndyce. Another orphan, Esther Summerson, whose mysterious parentage proves to be intertwined with the fate of the Jarndyce wards and the aloof Lady Dedlock. Lady Dedlock faces the revelation of her dark past once Mr. Tulkinghorn catches wind of it. The icily beautiful Esther's background also comes to light...