Eulogio Soto lives with his mother. To please her, he tries to locate her brother because she will have to undergo a delicate eye operation and he fears that he will never be able to see her face again. The youngest son, who does not know who his real family is, lives in a luxurious mansion. In the search for his lost brother, Eulogio will be "found" by a woman who, like a goblin, makes life impossible for him to help him by all means.

Episodes of the action of the gendarmerie against smuggling.

A train stops for a break in the station of a small town. That random moment allows the railway chief to fall in love with a beautiful passenger, who ends up wrapping him in a complex police plot.