Businessman Marcos Parra and reporter Érika Treviño witness a dark discovery on the San Pedro border that changes their lives.

The wave of violence in Monterrey claims the lives of two women and Marcos denounces the mayor's ties to the Los Razos criminal group.

Marcos prepares his candidacy while Abraham Rocha invites Adrián to participate in Tania Gastélum's political campaign. Roberta is in danger.