You aught to somehow convince her that the mischeif of men are nothing compared to the omnipotent spirit of God, and those who abused her will die. The wrath of God against those who are deceitful and corrupt will be more horrifying than the blackest conceits of a thousand satans minds, and God will surley recompense those who are afflicted by the works of the wicked.
Try preaching her the justice of the law, and the righteousness that comes of following Christ, without flat-out revealing where it comes from at first. Nudge her in the right directions and pray that God helps do the rest. 'leave' some easy-to-read english scripture around where she could find it, ones with sayings you know she may receive.