12-year-old Pelle inadvertently becomes bitten by an ant and also grows super powers. With assistance from his pal, comicbook nerd Wilhelm, Pelle creates a secret identity like the superhero Antboy. Things start to happen in the surburban community, Antboy must intensify to the challenge also when Flea, a crazy and scary supervillain, enters the spectacle. The superhero-movie that is Danish. Based on the novels.