Spanish comedy of the 50s, with carefree and youthful air.

Mario, the son of a police captain killed in the line of duty, is completely surrendered to the police organization. Instructing some errands meet Elsa, original and fascinating beauty, beginning an illicit affair and exciting. This makes his firmest principles are shaken, transformed his life completely absurd entering a maelstrom revolving around the existence of Elsa surface.