[The Wowzer features] a “lighthearted, murdering protagonist.”
He has no overarching sense of Justice, or Right and Wrong, he only knows that he must be aware of these things because they are important to others. Really, he just wants to enjoy himself, make a little money, get in some good bowling, keep close to his girlfriend, and not rock the boat. If that means murdering some folks here and there to keep his little world safe, well, no sense crying over spilled milk, right?
You can read the entire interview over at the My Bookish Ways website.