Family life is not always so easy for Louis and his partner. The arrival of their third child seems to have shaken up their daily life even more. But this is nothing compared to when suddenly and inexplicably a load of animals invade their city. Everything changes when a young wild boar strolls into their living room like he’s lived there for years. While the children adopt the little piggy against their parents’ wishes, increasingly wild animals start to invade the streets. Soon, they have to flee the capital and take refuge in the countryside.