Style over substance is what I got out of this viewing experience.. It's a very cool approach at making this film from the killer's perspective and I respect the filmmakers for that. I just wanted more out of this, delve deeper into the maniac like a movie should.. It almost felt like I was playing a video game being First person pov in all... Oh and he's into restoring mannequins because that's the way it goes. That should be enough of a motive to set him off into the night with a welding Rambo knife scalping young girls in the streets of NY..