By medical prescription, Natalia embarks on a yacht to enjoy a deserved vacation. With her travel Carlos, her husband, Blanca, Carlos 'lover, and Carlos' husband.
Luis, the son of the greater of the farm owned by Don Pedro, is accused of stealing a large amount of money. Stolen money has really Joseph son of Don Pedro, forcing Louis to confess to the robbery, threatening to take the farm to his parents, older may not work elsewhere. With this move, Joseph not only is cleared of any suspicion but also with a clear path to reach dew, until then girlfriend of Luis.
Although the title (which translates as "Murders in Chicago") promises a gangster story, this is more of a murder mystery that kicks off with the seemingly accidental death of a construction worker, followed shortly after by that of a noted publisher (an uneasy-looking Eduardo Fajardo). What follows is a very confusing story in which the police, a police coroner (José Campos) and a vagrant (Fernando Sánchez Polack) who witnessed Fajardo's death embark on separate inquests on what actually happened. Meanwhile, June (María Luisa Rubio), who works as a secretary for the publishing company, is under pressure by a blackmailer (Antonio Jiménez Escribano) who has pictures of her in the sack with the deceased publisher.
Count Karnstein sends for a doctor to help his sick daughter Laura. Her nurse believes she is possessed by the spirit of a dead ancestor;Carmilla. A young woman becomes intrigued by the mysterious deaths surrounding Laura after a carriage accident outside the castle forces her to stay. They become close friends until Laura becomes convinced the spirit of Carmilla is forcing her to kill.
A girl dies in a car crash, but the autopsy reveals she was actually poisoned. The police comes up with a scheme: telling the media the girl is alive in a hospital hoping the murderer surfaces. However, nothing is like it seems to be.
Rafael, Miguel and Gabriel are three boys of different social status, who come to the call of the Flags of Hunters Parachute enroll in their ranks. Between them comes a great friendship and starring a host of incidents, until Rafael starts a relationship with Milagros, an attractive girl of Alcala.
A young factory worker sends out pictures of herself to a beauty contest and hopes to be chosen. In the same place works Fernando, whom the other employees do not like because of his being very arrogant. In revenge, Rosita pretends to love him. Fernando discovers her double game, but also pretends he is not aware.
Madrid, 1939, at the end of the Spanish Civil War. Five infantry soldiers of the victorious side take a photograph of themselves somewhere in the defeated city, promising to meet again ten years later at the same place.
