The Dean's Sexuality
Mark my words, the Dean is coming out of the closet my the end of the season. The Dean of season 1 was just a one-note weirdo. Compared to the way Senor Chang evolved over season one, the Dean was a completely static character.

Dun dun dun
Shouldn't we all be asking the more important question? Who did the little brother kill to make wannabe Dexter kill him?