Diane is married to an architect in this situation comedy. The two met in Czechoslovakia before marrying and moving to France. He becomes extremely jealous when he suspects her of having a lesbian affair with a ballet dancer. His incessant questions and insane jealousy make Diane resentful to the point she considers pushing him off a cliff.
Al salir de la iglesia tras su boda, Julie Kohler ve cómo su marido es abatido a tiros. Decidida a vengar su muerte, emprende la búsqueda de los responsables y los va matando uno tras otro...
