brought him to the cooling room where Brian committed his murders. After a few choice words between them, a heartbroken Dexter slashed Brian's throat and drained his blood into a bucket, killing him in the same manner as Brian did his victims, but making it appear to the police that Brian killed himself. Brian's death left Dexter extremely conflicted, to the point that he began making mistakes in his killing rituals. In early episodes of the second season, Brian appeared to Dexter as a visualizations and, in the end, Dexter learned he needed to let go of his feelings about his brother before he could move on with his life. However, Brian returns as the dark side of Dexter after he avenges the murder of Brother Sam, becoming a darker advisor parallel to his father. After an escapade in Nebraska in which Dexter confronts a seemingly-murderous Jonah Mitchell, Dexter's adherence to the Code of Harry and Jonah's guilt lead to Dexter reaffirming his faith in his father, who returns at the end of the episode. In Darkly Dreaming Dexter (unlike in the TV series), Brian does not use the name Rudy Cooper and does not get romantically involved with Debra. He is described as resembling Dexter so strongly that, upon seeing an image of Brian with dismembered corpses, Dexter and Debra are convinced that Dexter is the murderer; when they meet, Dexter notes that Brian is an inch or two taller, thicker through the shoulders and chest, and paler. He first meets Dexter face-to-face in a shipping container located in the same place as the one where their mother was murdered, with Debra tied up and ready for Dexter to kill. Rather than killing either Debra or Brian, Dexter lets him go, whereas he kills him in the TV series, recognizing that it is the only way to save his sister. Their professions differ as well; the books have Brian working with imports, while the series has him as a prosthetic surgeon. The age gap between Brian and Dexter is given as one year in the book and five years in the television series. In the books he is known as the Tamiami Slasher; in the show, he is known as the Ice Truck Killer. Brian returns in Dexter is Delicious after learning of the birth of Dexter's daughter. He introduces himself to Dexter's family, and he worked for the