Rick Grimes, a sheriff's deputy from Kentucky, is wounded in the line of duty and emerges from a coma to find the world overrun by the undead. He returns home to find his house ransacked and his wife and son gone. Rick travels to a military evacuation zone in Atlanta to find his family, but finds Atlanta has also been overrun. He is rescued by Glenn, who takes him to his small camp of survivors. Among them are Rick's wife Lori and his son Carl. Zombies (called "Walkers" in most of the series) eventually attack the die. Following the attack, Shane Walsh, Rick's friend and former police partner, tries to murder Rick because he's become obsessed with Rick's wife Lori. Carl, shoots Shane...