Walter is a non-commissioned officer of the Navy, while Raf is a ship's cook. They become great friends but unfortunately they fall in love, without knowing it, with the same girl Sonia.

A young man lies in a hospital suspended between life and death. The police know nothing about him. The patient, in his rare moments of consciousness, only remembers his gang’s involvement in a robbery of a rare painting, and the mysterious Madame Jacno who commissioned Fabrizio, the gang leader, to steal the work of art. But someone is still trying to kill the patient, and as his life is continually threatened, his memory slowly comes back to him…!