When these women have scores to settle, they take matters into their own hands. A traumatized woman thinks she's an avenging angel; one of Mexico's most infamous serial killers targets the elderly; and a man is butchered by two women he tries to help. 
 

Some women like company when they take a life. Teenage lovers chose each other over the life of a loving grandmother; a cold-hearted aunt uses her nephew to become a wealthy widow; and a friendship turns fatal for one unsuspecting husband.