Jean-Jacques Lestrade is the owner of a renowned veterinary clinic in Paris who lives in a luxurious apartment. He is part of Parisian high society and lives a wealthy lifestyle surrounded by young women and money. He relies on his trusty accountant, Jérôme Bouvier, to manage his finances. All goes well until the day that Béatrice Flamand, a tax inspector, shows up at his clinic, at which point Lestrade is now in trouble.