Dexter studies those closest to Arthur in an attempt to understand the psychology behind the Trinity Killer's actions; Rita's Thanksgiving-dinner plans are complicated when her full house gets even fuller with the addition of some unexpected guests; Batista sees some closure on a troubling old case; and Debra's continued pursuit of the Trinity Killer may prove a threat to Dexter.
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Road Kill
Season 4, Episode 8
Dexter learns the Trinity Killer may be taking his act on the road when the homicidal maniac plans an out-of-town trip. To gather more insight into the mind of the murderer, Dexter decides to accompany him, but isn't really ready for some of the shocking revelations of which he becomes privy. Back in Miami, a technicality is keeping Debra off the Trinity case, but she utilizes others in the department to get her opinions registered.
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In an effort to learn more about Trinity the family man, Dexter volunteers to help him with a church program that builds houses. Deb realizes some of Lundy's research is missing and thinks Trinity is to blame. Meanwhile, Dexter and Rita attend marriage counseling.
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Dexter steps up his own investigation into the Trinity Killer case when he realizes the police department is making major headway; Debra's frustration over getting shut out of her own case leads her to make compromising decisions that could impact her job. Elsewhere, Batista and LaGuerta have second thoughts about personal and professional decisions that may affect their jobs and relationship; and Dexter gets romantic advice from an unlikely adviser.
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Dexter is on a mission to find the Trinity Killer because he believes that he is the one responsible for shooting his sister. Meanwhile, Rita finds out Dexter has secretly kept his apartment, Laguerta comes clean to the boss about her relationship with Batista and Quinn's reporter does the department a huge favor.
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On this week's episode of Dexter, Rita and the kids take a trip and leave Dexter home alone to plot his next kill. Lundy and Deb are hot on the trail of Trinity, who selects his next victim. And Dexter's department is feeling a lot of heat after Quinn's reporter girlfriend writes a story calling the department out for chasing a "theory" about Trinity instead of focusing on the Vacation Murderer.
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This week on Dexter, a neighborhood vandal prompts the residents of Dexter's community to form a neighborhood watch. Meanwhile, Trinity strikes again with his second murder, which he masks as a suicide.
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After a car crash, Dexter struggles to remember where he hid the body of his latest victim
In this episode of Dexter, things pick up right after Dexter's a car accident. He escapes with only a concussion, but he struggles to remember what he did with the body of his latest victim, Benny Gomez. Meanwhile, the Trinity Killer selects his new female victim.
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Last season on Dexter, our favorite serial killer was seen tying the knot with a pregnant Rita, as the two were about to embark on a new life together. This season, Dexter is living the dream as new dad, with a wife and a house in the 'burbs. But fatherhood isn't what Dexter expected it would be, as the lack of sleep really puts a damper on his vigilante-murder schedule. Meanwhile, a new/old serial killer is own the prowl: the Trinity Killer (John Lithgow), so named because he kills in groups of three.
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