And here's where the punchline comes: "I don't know what I am."

Okay, he's going to give her more than that, but like, there's the first reason he doesn't mind people asking.

"Like, obviously, I'm a walking corpse. Been dead since I woke up in a shallow ditch with a hole in my chest five years ago. But I don't remember being alive, and far as I can tell I'm not the guy who died in this body. I'm...whatever animates it? Maybe. Identity's a crapshoot. So is personhood. But yeah, lich? Zombie? Frankenstein? All close to right, none on the money. I'm Angel, and that's good enough for the goddesses here, and good enough for Eddie."