Five inseparable friends, the Wonderboys, are forced to say goodbye because the Old Hag, the owner of their apartments, is about to sell their homes in exchange for a Maradona figurine. When the figurine is stolen by their idol Tonino Wonderboy, the new Munaciello of Naples, their adventure begins in the city's underground, in search of a mysterious treasure.

Young Giovanna navigates her passage from childhood into adolescence as she experiences the different sides of Naples during the 1990s. A girl in search of her true reflection in a divided Naples: the Naples of the heights, which assumes a mask of refinement, and the Naples of the depths, a place of excess and vulgarity.

Davide, a good kid with the eyes of a child and the body of a grown man, is kidnapped one night and locked inside the dark trailer of a truck. He becomes a prisoner of a mysterious organization that forces him to fight, bare-handed, in brutal underground matches that can end only one way: the death of one of the two fighters.