Between seasons Dexter and Rita have a baby, Harrison. He's adorable, but sometimes cramps Dexter's (murder) style.
Keep clicking to see the most OMG-worthy moments from Dexter so far. Oh, and SPOILER ALERT: Lots of spoilers.
Angel and LaGuerta get married, with Dexter as the witness. Ah, office romance.
Dexter's fling, Lila, is a psychopath. To put it mildly. She tries to kill Rita's children, accuses Angel of rape and kills Sgt. Doakes. The girl is cray cray.
Dexter saves Deb from his brother, Brian. Not really a tough choice.
Deb is shot and her boyfriend, FBI agent Lundy, is killed.
Deb realizes that she love loves Dexter. Ewwww.
The biggest non-shocker of season six is revealed, Professor Gellar is actually the hallucination of the real Doomsday Killer, Travis Marshall.
Dexter returns home and finds Rita murdered by the Trinity Killer. Huge bummer. We are still traumatized.
Reveals galore! Rudy is actually Brian Moser, Dexter's brother and the Ice Truck Killer.
Reporter Christine (and Quinn's girlfriend) is actually the Trinity Killer's secret daughter. And she's in the family business.
Dexter befriends Arthur Miller aka the Trinity Killer. In retrospect, a very bad idea.
Dexter rescues traumatized hostage, Lumen. And then teaches her to kill. Dexter is a giver.
Deb learns Dexter's dark secret. And we have to wait to see how that bombshell works out.
Sgt. Doakes is murdered and Dexter takes the opportunity to pin the Bay Harbor Butcher murders on him. Win-win.
Dexter takes on a partner, Miguel Prado. Who also turns out to be crazy. We sense a pattern.
Dexter and Rita tie the knot. But he almost didn't make it because he was off killing people. Never a day off.