The terrific Dexter Season 7 moves along tonight with "The Dark...Whatever."

What can fans expect from the episode? Visit TV Fanatic the moment the hour concludes for my detailed review, watch this Showtime promo and then consider yourselves spoiler warned for the teases that follow...

• Matthews and La Guerta come across a major piece of evidence in the Bay Harbor Butcher case.
• Quinn will make a violent decision.
• Dexter will question the existence of his Dark Passenger.
• We'll meet Hannah's father.
• The Phantom Arsonist will strike again.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.