Surgeon Simon Thorne suffers from paranoia, obsessions and hallucinations, and loses both his wife and his job. But then he meets a couple from one of his dreams where they kill him. So he has to kill them first.

Paris-based wine expert Steven Spurrier heads to California in search of cheap wine that he can use for a blind taste test in the French capital. Stumbling upon the Napa Valley, the stuck-up Englishman is shocked to discover a winery turning out top-notch chardonnay. Determined to make a name for himself, he sets about getting the booze back to Paris.