Parish and Richards are given the baffling case of a man drained of blood and left suspended in a Community Centre in the position of The Hanging Man from a pack of Tarot cards with a number on a piece of paper inserted into his heart, but this murder is only the beginning . . . Stick and Xena are given a series of double murders to solve, but nothing is ever as simple as it first appears. The men have had body parts removed, their wives have had their throats cut and there's a bloody handprint on the children's bedroom doors . . . Jerry is given two other students - Shakin' and Joe - by the Professor in her law class, and is tasked to produce a project on the Baker Street Bank Robbery and the use of a D-Notice, but things begin to spiral out of control when Jerry is threatened by an MI5 agent, and then Bronwyn gets involved . . .