Alberto loves Maria, daughter of Arturo, a rich owner of boats, his love is reciprocated by the girl and has the approval of her father.

In the military academy of the Nisida Air Force a new course begins which sees among the new recruits called "chicks": Giorgio, forced by his father after he squandered millions at the gaming table; De Montel son of a general, Mario who wants to follow in the footsteps of his father who died in combat; Antonio who declares himself Neapolitan while coming from the province and Ugo who comes from the north.