angor rot has risen and threatens the lives of Jim's loved ones. they can't seem to beat him so they look into blinky's books for answers. they only found one, the one where they have to go to mount whitney and get merlin's daughter, ferox. she was the only one who got away from angor's grasp. but what she is startles the trollhunter and his group and little did they know she was also the one destined to turn gunmar to the good side and be the gum-gum queen