Beneath the Salt Plains of Utah, the billionaire collector Henry Van Statten holds the last relic of an alien race. When the Doctor and Rose investigate, they discover that the Doctor’s oldest and most deadly enemy is about to break free. It’s a fight to the death, with Rose caught in the middle.
Simon is arrested and Peter feels unable to represent him as this would suggest partiality. He also refuses to respond to Simon's request that he re-mortgage his house for bail money, and puts Lyle on the case to defend Simon. In fact Simon gets bail after Lyle finds a bag stashed full of money which Simon has left in the house.