Angelica Aquirre of Hesperia says she recently became tougher with her rebellious daughter. Then the 13-year-old plotted to kill her, police say.HESPERIA — Worried that her daughter may be on drugs, or worse, Angelica Aquirre did what any parent of a rebellious 13-year-old might do. She cracked down, set a curfew and thought about moving closer to her family in Mexico.