Encouraged by his wife, presidential candidate Luis Donaldo Colosio resists political party pressure and writes a speech that sticks to his principles.

Three suspects are arrested in Tijuana. Cmdr. Benítez becomes even more suspicious when the investigation is immediately taken out of his hands.

At Colosio's funeral, Diana Laura sees suspects at every turn. Noticing Mario Aburto's resemblance to a new murder victim, Benítez forms a theory.