A story about life adversities of an old emigrant who returns from America to his native village.

A fading southern belle moves in with her sister in New Orleans where her ferocious brother-in-law takes stabs at her sanity.

Good hearted but not very wordly-wise, Dante is happy driving the school bus for a group of mentally handicapped children, while feeling he is somehow missing out on life and love. So he is very excited when after nearly being knocked down by her car he meets Maria, who seems immediately enamoured of him. He is soon invited to her sumptuous Palermo villa, little suspecting that this is part of a plot. He bears an amazing likeness to Maria's stool-pigeon gangster husband and it would be convenient for them if the mobster, in the shape of Dante, was seen to be dead and buried.

Francis, a young man, recalls in his memory the horrible experiences he and his fiancée Jane recently went through. Francis and his friend Alan visit The Cabinet of Dr. Caligari, an exhibit where the mysterious doctor shows the somnambulist Cesare, and awakens him for some moments from his death-like sleep.

After the events of the first movie, the "immatures" go on a trip to the Greek island of Paros.