basically she "punishes" those who wrong her in anyway by stripping them of sound mind and their bodies, turning them into ditzy tanukis who dont remember anything about their previous life, and who are completely obedient to Evergreen, and after Evergreens life cycle is complete she ditches her body and takes over one of the bodies of those she punished, is it evil? from normal point of view yea, but, first of all, half the people on this here forums are OBSESSED with brienne, who you get by brainwashing and forcefully turning brint into a woman, and second of all, i like that she is portrayed as a witch of the woods "i dont bother you, you dont bother me" way, and her actual daughters are absolutely safe from her, she even finds them all cushy jobs where they can laze around and everything