1980, in a rural village in the Lyon region, Saint-Julien-sur-Bibost. Joseph Poacher ("Jojo") and his wife Lucienne ("Lulu"), a nagging shrew and inveterate alcoholic, lead a married life for the less confrontational, in their farm located in a place called "Paradise". One day, Jojo watches a story on television about a brilliant lawyer who has just achieved his twenty-fifth acquittal. Very impressed, Jojo will seeks the lawyer out. He tells her he killed his wife even though he hasn't actually yet done so. By a set of very clever questions, is explaining how he would have had to make to be pretty sure to get the extenuating circumstances. Jojo in then returns to "Paradise" and begins to organize, as directed by the lawyer, the staging of the "perfect crime".