A leftist professor wants the truth about two men killed during a hunting party; but the mafia, the Church and corrupt politicians don't want him to learn it.
A detective gets involved with the beautiful daughter of an old friend. The daughter turns out to be a jewel thief, who in turn gets the detective involved in a caper in Austria.
In Lazio, four young people named Riccetto, Girasole, Lallo and Tombarolo try to make a living by stealing what they find in the tombs of the rich buried. Being inexperienced, they often find themselves in trouble or pursued by the police.
