Octavius Caesar (later renamed Augustus Caesar, son of the murdered Julius Caesar), Marc Antony, and Lepidus form the triumvirate, the three rulers of the Roman Empire. Antony, though married to Fulvia, spends his time in Egypt, living a life of decadence and conducting an affair with Queen Cleopatra. In Antony's absence, Caesar and Lepidus worry about Pompey's increasing strength.
Still trapped in E-Space, the Doctor, Romana, Adric and K9 encounter a medieval civilisation dominated by the Three Who Rule, vampires who govern from their mighty castle.
A dramatized speculation of what happened in November 1983 when Micky McAvoy and some of his mates planned a heist and were surprised when they discovered they'd stumbled across a large stash of gold. But getting the gold away without getting caught is only the beginning of their troubles. Realizing the riches the gold represents is difficult, and honor among thieves may only be a myth.
