A group of sadists intent on rape girls in the middle of the wilderness.

Ciccio and Franco flee Naples because they are wrongly accused of having murdered a local camorra boss and enlist in the Foreign Legion. They are inept but are mistaken for brave people by their commander and sent to break a weapon smuggling ring.

In Augusta the emperor Caligula has a serious problem: he must demonstrate his manliness "coram populo" on the occasion of the feast of Priapus. But the Imperial young man is powerless and threatens a fool in front of the people who arrive in droves to watch the battle. To avoid this conflict, he goes to the professor Barnardus and attempts to hide out in his clinic.