Belascoarán participates in a TV quiz show and teams up with a mysterious woman to unmask a strangler in Mexico City. Based on the book "Days of Combat."

Belascoarán tackles two new chilling cases: the kidnapping of a TV star's daughter and the murder of a union leader. Based on the book "An Easy Thing."

When Belascoarán becomes a nuisance to the police, they plant a corpse in his office to implicate him in a murder. Based on the book "No Happy Ending."