... Perhaps. Or a drive to sympathise with the undead, to believe their presence is... natural. I cannot say it has been so in my world, I cannot prove it isn't natural here, but... if someone struggled to let go, they may well want to believe it is so.

[ If his... daughter was trapped here, and he didn't want to let her go, he may come to believe she simply couldn't.

He has no evidence to say it's true, but it's... not impossible. ]