A lot better than the first one. I thought that the voice acting was a nice touch, and the music was noticeably more creepier. I even played the game again to get the rest of the medals!
I will say though, isn't it a bit of a stretch to make the white rabbit a hitman? I don't know, perhaps I should have suspended my disbelief a bit more, it's just that my initial reaction was that this explanation was a bit much, but I'll try to go along with it.