Gualtiero Cecchin, the son of an entrepreneur must find a new way to make money after squandering his huge family fortune. With an idea and a good dose of recklessness Gualtiero must find a way to fund his new business while navigating the shady world of the Neapolitan mob.

Interesting modern actualization made by Italian broadcasting service (RAI) of immortal, well-known characters created by the genial American novelist Rex Stout.

A cop investigates the murder of a beautiful teen girl left naked by a lake.