Carmelo is a prosecutor who lives under protection with his son, Nicola. One night, while having dinner, Nicola lets slip the fact that in school other kids tease him, calling him "rat", as rats live in hiding. Carmelo understands this is a crucial moment in his child's growth, and chooses his words wisely. He starts telling Nicola a tale. The tale of the Rat's Angle. That same evening, late at night, Nicola and Carmelo are hiding under the bed, scared. Some men are trying to break into the house, screaming death threats. Carmelo looks at his son, he knows how to calm him down: he reminds him of the rat they talked about at dinner. The hitmen are now in the room. Carmelo closes his eyes, building up courage. He knows this is the last time he will have to. Then he jumps out of hiding.

Altiero Molino is a twenty-six-year-old digital entrepreneur who’s returning to Ventotene with his model husband in order to gather his old friends together around his ailing father so as to treat him to one last holiday in this place which is so special to him. He didn’t expect to find the island all abuzz with Sabry Mazzalupi’s marriage to her partner Cesare. This young woman, who’s the awkward daughter of Roman shopkeeper Ruggero, has become an online celebrity and her wedding is a global event attracting the media as well as mysterious emissaries from the new political regime. These two tribes of vacationers, two seemingly irreconcilable sides of Italy, are destined to come together during the Ferragosto holiday for an ultimate showdown.