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.

Serena Rossi, Massimiliano Caiazzo, Junior Rodriguez, Melissa Caturano, Catello Buonocore, Christian Chiummariello, Gennaro Filippone, Giordana Marengo, Giovanni Esposito, Ernesto Mahieux, Francesco Di Leva, Ivana Lotito, Nino D'Angelo