The fragile peace that exists between the empires of Earth and Draconia is threatened when ships from both empires are attacked, seemingly by ships from the other side.

This week Paddy and Tricia watch as The Doctor and Jo land right in the middle of the bubbling conflict between the two forces. However, is their an unseen hand pushing the two empires closer to war and what do they hope to gain by causing widespread destruction across the Frontier in Space?