After the death of the paranoid emperor Tiberius, Caligula, his heir, seizes power and plunges the empire into a bloody spiral of madness and depravity.
Four inseparable friends try to face their midlife crisis with daytrips and pranks at the expense of their families and the people around them.
In the barracks of the "Settecamini" fire brigade in Rome, the shabby Squadra 17 tackles missions with resounding failures, waiting in vain for a chance for redemption.