Qui mange quoi ?

148 people live in the township of Paris and every one of them is a murderer.

Rose, a health and fraud inspector, wants to have a child with Marc, a biologist in the same organization as her. But first, she decides to settle her problems with René, her ex-husband's uncle. Their restaurant is on the verge of bankruptcy despite the efforts of Joseph, the cook. As for Marc, he is afflicted with a possessive sister, Chantal, psychorigid and adept at macrobiotics.