Dexterdexter : Season 1 Episode 1 -

The series premiere of , titled "Dexter," aired on October 1, 2006, and serves as an essential introduction to Dexter Morgan—a blood-spatter analyst for the Miami Metro Police Department by day and a vigilante serial killer by night. Episode Overview

: Dexter’s foul-mouthed, ambitious sister who works in Vice but strives for Homicide.

: After following a suspicious ice truck, the driver tosses a victim's severed head onto Dexter's windshield. Later, Dexter finds a doll head on his refrigerator at home—a clear sign from the Ice Truck Killer. DexterDexter : Season 1 Episode 1

: The episode establishes Dexter’s meticulous killing ritual, which includes capturing victims, securing them in plastic, and taking a trophy: a drop of blood on a glass slide.

: Through flashbacks, we learn about Dexter's late foster father, Harry Morgan, who recognized Dexter’s sociopathic tendencies and taught him a "Code" to channel his urges toward those who escape traditional justice. The series premiere of , titled "Dexter," aired

: "Tonight’s the night. And it’s going to happen again, and again. Has to happen.".

: The episode introduces the "Ice Truck Killer," a rival who leaves bloodless, dismembered bodies and eventually contacts Dexter privately, revealing he knows his secret. Plot Summary Later, Dexter finds a doll head on his

: Dexter assists his sister, Debra, with a new case involving a bloodless crime scene. He correctly theorizes that the killer uses a refrigerated truck to drain and freeze the victims.