If she still thinks that they are good people, then she has not been corrupted herself. Probably too well-meaning to notice the subtle cues and blandishments that would inexorably draw a less moral person into the inner circles of corruption. Evil cannot get its hooks into some people. Perhaps the accumulation of undeniable evidence will eventually lead her to a tipping point which will bring her views in accordance with your own as to the most fitting use for hempen rope.