The present day: just as the Fourth Doctor and Leela arrive in Fetchborough, England, Professor Fendelman prepares to experiment on a fossilized skull which science says should not exist. The skull is actually an artefact of the Fendahl, a god-like being who feeds on the life force of others. It has begun to awaken and kill. Worse yet, others seek to exploit the Fendahl's dreadful power.
"You expect to face a bit of danger when you travel. Half the fun of it. But you keep cool and bluff your way out. After all, we're all British aren't we?"
This sprawling, surrealist comedy serves as an allegory for the pitfalls of capitalism, as it follows the adventures of a young coffee salesman in modern Britain.