A university student, Mario Buongiovanni, tries to do various jobs to pay for his studies: selling encyclopedias, singing in night clubs, being a tour guide. He then became a science…

A young Italian sailor enrolled in the Italian Navy meets in Rome the Princess Liu, betrothed to a nobleman in Tokyo.

The marquis Galeazzo di Torre Alta is murdered by a mysterious killer who calls himself Diabolicus. His heirs are his three brothers and a sister, but all of them, with…