If there’s no water coming out of the faucets in Palermo, you can bet the Mafia's behind it. Angelo Caronia is an arrogant cop who returns to his hometown after years in Rome, reuniting with his estranged brother Blasco. When a string of murders surrounding a water crisis terrorizes the city's residents, the heat is on for Caronia and his team to catch the culprits. But can the brothers break free from their father's Mafia past?