During WW2, American G.I. Frank Keeler has a job driving a supply truck for the company's quartermaster.His unit is stationed in Amalfi, Itali. Frank steals many goods from the quartermaster and he sells them on the black market, garnering a small fortune. When the Military Police gets alerted about his activities, Frank decides to bury his money along the highway.He marks a nearby tree with his carved initials.Despite his efforts, the Army arrests him and sends him to a military gaol for 4 years.After his release, Frank decides to return to Italy and retrieve his hidden loot.He gets a job on a freighter in order to gain trans-Atlantic passage to Italy. Aboard the freighter, Frank gambles with other sailors, looses, and writes many IOUs to his friend Vince whom he assures of prompt re-payment of debt once they arrive in Italy.On their arrival in Naples, Frank goes ashore to retrieve his loot and Vince becoming suspicious of Frank decides to follow him ashore.