Elizabeth Wolfsbane

My name Suzanne Johnson i am a monster killer but not just for Vampire's and werewolves but I fight ghouls and witches as well. My mission is to find the beast who killed my father and destroyed our family. I wont stop till my mission is complete but there is one problem threatening letters appear but who are they from and who were they kind helpful letters from thats the question. And the truth about myself and the origin of my family will soon be revealed.