Season 5, Episode 10 In the Beginning
First Aired: November 28, 2010
While on the trail of Lumen's former attackers, Dexter stumbles onto a possible ally, but when the homicide unit finds evidence linked to one of Dexter and Lumen's earlier victims, they are forced to throttle back. Meanwhile, Debra identifies two more suspects in the Barrel Girls investigation.
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- Premiered: October 1, 2006
- Rating: TV-MA
- Premise: A forensic expert lives a double life as a vigilante-serial killer who murders wrongdoers who've escaped justice. (more)