I just......want to break the ties between humans and Old Hell.Huh?It's nothing!Forget what I said just now!As expected from a hermit!Taking care to make things safe for humans like that.Even living as a hermit like this, I'm really just a...
Kasen ends her sentence with "kakure", a noun prefix meaning "hidden"; the closest English equivalent would be "closet", e.g. "closet gay" or "closet nerd". The implication is that she's concealing some part of her identity, but she stops short of saying just what she's hiding.