A young Oxford academic and his attorney girlfriend holiday in Morocco. They bump into a Russian millionaire who owns a peninsula and a diamond watch. He wants a game of tennis. What else he wants propels the lovers on a tortuous journey to the City of London and its unholy alliance with Britain's intelligence establishment, to Paris and the Alps.

When David, Juliet, and Alex find their new roommate dead with a large sum of money, they agree to hide the body and keep the cash. However, this newfound fortune gradually corrodes their friendship.