Gina is planning a family Thanksgiving. Joey and Zach discover some ancient Native American artifacts on Joey's property and mistakenly give them away.
When Xana possesses Kiwi, it turns the little dog into the carrier for a virulent virus that turns those it infects into zombies. To make matters worse, Aelita and Jeremie are stuck in the cafeteria and can't get to the factory. On top of that, Odd is a zombie himself. Jermie and Aelita escape but Ulrich and the other students (except William, who is turned into one himself) fight the rest.
Kim and Christine are unusually attentive to Greg and Jimmy after spending an evening listening to a critical husband constantly belittle his wife. The girls don't want to spend any more time with the couple, but Greg and Jimmy encourage the relationship in hopes that their good fortune with their wives will continue.
Russell is suspected of committing a double murder. Larkin discovers Russell's criminal history and wonders about who he really is. Mariel insists that she saw a body in the water and demands that the bay be dredged.
Veronica helps Keith determine who is haunting a school bus crash victim's parents, currently embroiled in a suit against the school district for negligence.Meanwhile, after Logan asks for help fighting the murder charge against him, Veronica stumbles
Elle, along with many others, is held hostage on a train in Texas by a paranoid schizophrenic who is convinced that the U.S. government is monitoring him. Hotchner and Gideon are forced to play into the man's fantasy to save the people he has taken hostage.
Violence erupts when Ana Lucia and her group stumble upon Sayid and the other castaways on the island. Ana Lucia holds Sayid captive. Kate and Jack care for Sawyer when Mr. Eko brings him back to the camp himself. Flashbacks reveal Ana Lucia's troubled life as a cop.
Mac, Danny and Lindsay investigate the death of owner of a doll hospital. Stella and Hawkes look into the death of a woman with terminal cancer.
Will Truman and Grace Adler are best friends living in New York, and when Grace's engagement falls apart, she moves in with Will. Together, along with their friends, they go through the trials of dating, sex, relationships and their careers, butting heads at times but ultimately supporting one another while exchanging plenty of witty banter along the way.
The deaths of three women with the same name lead Fontana and Green to the nine-year-old conviction of Leland Barnes, who had shot and killed his wife in an office full of people. With two of the three witnesses against him dead and Jack McCoy on the hit list, the detectives struggle to determine how Barnes, who has been in prison the entire time, got someone on the outside to kill the only people who could keep him in jail. The investigation leads them to Leland's two sons, with surprising results.
After sixteen-year-old Lauren Westley loses her unborn child due to a severe abdominal beating, her father's insistence that Lauren was raped leads detectives to the baby's father, but it isn't long before the detectives realise that Lauren was an active party in her own beating, and the two teens had found it necessary to take the steps they did because the abortion clinic kept putting off Lauren's request for an appointment. Novak faces a tough opponent in her own office when she and Branch disagree over the appropriate action to be taken against Wayne Mortens, the young girl's boyfriend.
Christian still has second doubts about the wedding. Gina tries to convince Kimber to leave him. Matt's new girlfriend compares plastic surgery to the work of the Nazis.
Michael starts monitoring the emails sent out in the Dunder-Mifflin workplace, upsetting the employees. Meanwhile, Pam believes that the relationship between Dwight and Angela is more than just worker to worker, Jim throws an office BBQ at his house in order to show his roommate the kinds of people he deals with everyday, and Michael, after annoying everyone at his improv classes, crashes Jim's party with a terrible karaoke number.
A death row inmate asks for Booth's help to prove his innocence before he is scheduled to be executed. Booth agrees and asks Brennan and her team to help him out.
A patient with AIDS stalks House to get him to take his case; House and Stacy stalk a mouse in her attic; and Cameron faces a health scare of her own.
Rory's long-absent father reappears in her and Lorelai's lives, casting uncertainty on what this will mean for Lorelai's current relationship.
This episode demonstrates the production processes for kitchen knives, mannequins, socks and hypodermic needles, and shows how each is made.
Sam and Dean investigate an abandoned sanitarium and discover that when the hospital was open, the patients held a revolt against the cruel and unusual punishments inflicted by the head doctor. While the brothers search the premises for four lost college students, the tortured spirits cause them to go insane, turning Dean against Sam.
Tony is accused of murdering a woman whos body was found at Quantico and the team must prove his innocence. All the possible evidence prove that Tony is guilty and the team will give their best to set their agent and a friend free.
Earl tries to cross of number four off his list “Blew dad’s chance to be elected mayor”. Four years earlier, Carl Hickey ran for mayor to redirect a proposed airplane traffic route over his house and away from the wealthy part of town. Earl unfortunately ruins any chances of his father winning when caught in on tape assaulting a police officer. Earl must now help his father get elected and mend his relationship with his father.