I think that Fred, in asking Wesley for help in Supersymmetry, was simply desperate for revenge. Yes, she *obviously* made the wrong decision in wanting to send the prof. to a hell dimension, but if Ты think about how evil he is and what he put her through, Ты can see how a desperate Фред would feel. The минута she found out what he had done she knew she could not do it alone, and due to Gunn's heroic image (fighting crime on the streets, helping the helpless) she knew he would not help her, and she didn't want to 'corrupt' the image he had of himself - a capeless superhero doing what he...