Popolo, a magician full of spirit who works at a small circus, loses the legs of his beloved assistant Amabilé during the act of the woman cut in half. Of course, she gets mad at him, especially when they are both fired. To cheer her up, Popolo promises to pay her a vacation, but he needs to find a job first, any job.

The relatives of a young rebellious hier to a fortune (Dean Reed), who spends most of his time on a yacht, try to have the kid interned as a madman, but are mysteriously killed one by one, in the family's villa. A girl (Stefania Careddu), lost at sea and saved by the young man, will also have some surprises in store… This giallo was filmed in 1969 but not released until two years later and remains extremely rare.

A grim, merciless gunfighter known as Santana protects a young woman from the murderers of her family members and at the same time pursues a revenge against a traitor responsible for the death of his fellow soldiers years before.