One by one, the Urdaz family is plagued by a series of mysterious disappearances, starting with the tyrannical father that everyone fears.

A band of fierce rustlers is ravaging the region of Las Cruces. Appears an outsider who saves the ranch owner "The Spur" of being kidnapped by members of the band. Thankfully, he was appointed foreman, and his daughter is in love with him. But things are not what they seem and there are murky intrigues in the background.

Shortly before leaving his small town to go to the big city to study, young Daniel recalls his childhood, surrounded by family and friends.

Juan marries prestigious lawyer María José. As she won't give up her career to become a housewife, during their wedding night Juan pretends to leave his job and acts out the role of a traditional housewife himself.

As there are still a lot of problems in the relationships of the Spanish couples Saint Valentine returns to earth and especially to Madrid in order to fix these problems.

Hector travels with Luisa by the road linking Madrid with Barcelona. When another car suddenly crosses his path, his vehicle leaves the road and plunges into a tree. Hector dies and she is seriously injured. The other car was occupied by Jorge and Paula, her lover. Several vehicles cross before the car crash and do not stop, each for a different reason. Among them is Julio, a truck driver who does not stop in order to reach his destination on time, not knowing that at the wrecked car travels his old girlfriend.