That protagonist was Dexter Morgan, and it all began with .
In the final episode, "Born Free," Brian presents Dexter with an impossible choice: kill his foster sister, Debra, and run away with his biological brother to become a duo of serial killers. For a moment, Dexter hesitates. The allure of being understood completely—of being with someone who shares his "dark passenger"—is overwhelming. Dexter Season 1
, a Miami Metro blood spatter analyst who moonlights as a vigilante serial killer. This season is uniquely significant as the only one directly adapted from Jeff Lindsay’s original novel, Darkly Dreaming Dexter . Core Themes & Psychological Profile That protagonist was Dexter Morgan, and it all began with