Madrid, Spain, 1880. Angelina, daughter of the pompous Brigadier Marcial, is tempted by the womanizer Germán, who asks her to run away together, just after her boyfriend, Rodolfo, asks her to do exactly the same thing with him.
This is the Spanish-language version, with a different cast and crew, of the Charlie Chan film Charlie Chan Carries On, in which Charlie sets out to discover the killer of an American found dead in a London hotel room.