Madrid, Carnival Sunday. A night watchman finds the body of a woman, a rich and greedy moneylender who has apparently been murdered. The prime suspect is a watchmaker who owed her a lot of money.
After her husband's sudden death, a young widow leaves her small town to start anew in the big city. On the train, she meets a fortune teller who will fill her in about the life she could've led had she never met her late husband.
A Spanish engineer working in the Guinea jungle marries a woman whom he has been corresponding, only to find that the photograph he was sent was of his wife's best friend. He becomes obsessed with that other woman.
Joaquin Monegro feels a huge hatred for Abel Sánchez, who was once his best friend. Over the years, Monegro marries without love, and tries to have his children marry, but not forgetting Abel so far.