After many years of keeping a careful distance, 25-year-old Gaspard, has to renew contact with his family when his father, Maxime announces he is getting remarried. Accompanied by Laura, an eccentric girl, who agrees to play the role of his girlfriend for the wedding, he finally feels ready to set foot again in his parents' zoo where he is reunited with the monkeys and tigers he grew up with. But between a father who's too much of a womanizer, a brother, Virgile who's too square and a sister, Coline who's far too beautiful, he's not aware that he is preparing to live the last days of his childhood.