Commissioner Leon (Miguel Angel Landa) of the Technical Judicial Police is assigned to the kidnapping of a child of the upper class of Caracas. The details of the kidnapping the attention of Leon, as there is no evidence of violence in the child's home, or witnesses to the abduction. Based on that Leon believes that the hijackers knew the boy and soon begins to suspect several young people from wealthy families of Caracas.

Commissioner Leon (Miguel Angel Landa) investigates the murder of a woman in a population near the capital. The woman was raped before death and the case is complicated when his brother becomes the prime suspect, since it is a priest (Eduardo Serrano). Because of the implications that inquiries might have, Leon is pressured to keep the event as a "crab" (Cangrejo, or a unsolvable case), but he decides to comply with the law.

Tosca, the true story is a Venezuelan film released in 2001, based on the homonymous opera Tosca by Giacomo Puccini.

In the turbulent Venezuela of the 1950s, ambition and betrayal intertwine in a drama that culminates in a tragic outcome. Rafael Simón Urbina, a man marked by resentment and frustration, hatches a plan to eliminate Carlos Delgado Chalbaud (Raúl Amundaray), the leader of the military junta that rules the country. Driven by a deep hatred for the regime and an unquenchable thirst for power, Urbina orchestrates a daring kidnapping that culminates in a brutal murder.