Two couples, undermined by frequent scenes, fall apart the men, Richard and Bertrand, directors of an advertising agency, move into their office; soon Lucien, their main client and friend, suffering from the same afflictions, joins them in this new bachelor life. For their part, the women regroup and organize themselves Victoire absorbs herself in her work as a decorator; Charlotte, long submissive to Richards personality, raises her head and finds a job; as for Pascaline, she runs off with Tabard, her husband Luciens groom, to start raising sheep. These three crises, combined with a series of twists and turns, bring unexpected results for each of the couples.