Let's face it: there is a severe lack of urgency on Dexter so far this season. But will that finally change this Sunday?

Showtime teases the next new episode "Just Let Go," as turning "personal" for Dexter, which makes sense following the shooting of Brother Sam. Meanwhile, Deb won't be doing much better, as her new lieutenant duties leave her overwhelmed, while Quinn's libido gets the squad's case in trouble.

Watch the official trailer for the installment - which will also feature an intriguing return - now:

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