Steven Spurrier, a Parisian sommelier, visits Napa Valley to select the best wines to challenge French wine in a blind taste test. He meets Jim Barrett, a struggling winemaker whose Chateau Montelena is mortgaged, and his son Bo, a hippie who's attracted to a free-spirited graduate student, Sam.

Bottle Shock
In 1976, a group of California winemakers stunned the wine world by besting French vintages at a prestigious Paris tasting, marking a pivotal moment in California's wine-making evolution.