"Mocro Maffia" is a Dutch crime series about former childhood friends who get involved with the mafia and turn against each other. Romano, Pencil, and Pop are from Arab families and grow up together on the streets of Amsterdam. Their tough childhoods in the city's criminal neighborhoods and the need to fight for survival toughen the boys. From an early age, they work as drug couriers and gradually become the biggest players in the criminal underworld of the capital. Competition, envy, and revenge arise between the former friends.