A meek, mild-mannered man begins to suspect that his beautiful wife is poisoning him after he realizes that his acute stomach aches occur only after he eats at home. As a result, he investigates the death of his predecessor-- his wife's first husband.
Lyon, France in 1970s, Sibylle, Corinne, and Georgette are sisters who share everything, as they live with their Italian mother. Sibylle is the only blonde in the family, except for their father who abandoned them, and she feels isolated. She dreams of meeting her French father one day.