A chemistry teacher decides to take matters into her own hands when her brother is murdered and the police cannot help her.

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Main Cast: Rosa Gloria Chagoyán, Rolando Fernández, Eric del Castillo, David Reynoso, José René Ruiz, Pedro Infante Jr., Alejandro Suárez, Joaquín García Vargas, Paco Sañudo, Alfonso Zayas Jr.

Director: Raúl Fernández

Writers: Rolando Fernández, Raúl Fernández, Carlos Valdemar

Editor: Jorge Rivera

Cinematographer: Armando Castillón

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