Escaped from movie mogul James Rosen's depraved clutches in Rome, American Gil Graham and his boyfriend Mike Smith head for London to set up home together. Mike introduces Gil to the hectic joys of giant disco Paradise. Hot backroom action, cruising Hampstead Heath, gladiatorial combat, and a porn-movie shoot are all part of Gil and Mike's adventures. But can the idyll last once Rosen turns up, bent on revenge?