As the Torchwood team launch a final, desperate mission against the seemingly undefeatable Three Families, they realize it may come down to the ultimate sacrifice.
As The Three Families plunge the world into a recession, the Torchwood team - defeated, powerless, hunted - must strike a bargain with the devil himself.
Jack faces a showdown with a man he thought was long since dead. But while Rex takes extreme action, is it too late to prevent the collapse of society?