He's mildly terrified of her because of what she is and because the Norse have some really creepy stories and superstitions with the undead, but he also kinda doesn't hate her.

She seems bitter and used to being hated and he tends to empathize a lot with people who feel ostracized. If she gets really mean and crosses a line, he will stick up for himself or just go off and ignore her, but in the meantime, he actually plans to be kinda nice to her, wondering if that could help her feel less hated.