Max Volle

In a small hotel on an English beach, an agent from the Intelligence Service is responsible for finding an important stolen document. At night, a theft of jewelry, including a superb emerald, complicates the investigation. The search for the double culprit proves to be difficult.

A bungling thief is threatened by one target with blackmail, unless the thief will kill his own cousin, a wealthy eccentric who is considered the village idiot.