The BAU is called to investigate a series of murders of prostitutes in Washington D.C. and Reid suspects a teenager he met asking for his help is guilty of the crimes. The case becomes complicated when a congresswoman, who about to make a speech to praise the city's lower crime rate, threatens to take away the case if Hotchner calls a press conference to discuss it.
After the campus rapist anonymously announces the location of his next rape, Veronica hires her friends to help her track him down, but is shocked when she discovers the rapist's identity. Meanwhile, Logan makes a drastic decision about his future with Veronica, and Dean O'Dell hires Keith to prove that his wife is unfaithful.
House takes the case of a young girl who has been diagnosed with pancreatitis. When he takes her divorced parents to court to force them to allow treatment because they can't agree, the judge awards guardianship of the girl to Cuddy. Meanwhile, Tritter continues his strategy to force House to admit to his drug use by offering one of the team members a deal.
Christopher's well-intentioned gesture at Stars Hollow's knit-a-thon brings the event to an early end.
Mike Rowe wrangles some water snakes, steps into the shoes of hard working bait and lobster fishermen in Maine, and opens the viewer mail bag which results in some seaweed trimming.
Jonas heads off to the Democratic Republic of Georgia and finds himself in trouble. On the home front, Mack and Tiffy are fighting her legal troubles and Colonel Ryan is going head to head with the vice president's men.
This episode demonstrates the production processes for halogen bulbs, aluminum ladders, cellulose insulation and bamboo fly rods, and shows how each is made.
When a burnt and mummified body of a missing and wanted person is found on a Marine base, in a furnace, NCIS must work with FBI. The burnt man turns out to be a serial killer. The both teams visit the man's family and discover something shocking. Also, the NCIS team must deal with the book McGee wrote about them, using "fictional" characters.
Sean drinks to a great extent as he spends a depressing Christmas without his family; Christian gets an surprising gift when a 3-year old Wilber comes back into his life; and James pressures Michelle to help as she takes forceful measures to fill her holiday kidney quota.
Lincoln's obsession with Shirley takes a dangerous turn; Jerry and Alan's collaboration in a murder trial leads to a scotch-and-cigar session, which makes Denny jealous.
Julie thinks about going on a date with Matt. A discouraged Smash turns to foul play to improve his on-pitch performance. Cheered by Lyla and Tim, Jason has his first quad rugby game. A dinner turns into a fight for Coach Taylor, Tami, Riggins and his brother.
After Danielle Masoner dies in Central Park, Stabler follows the leads to a homeless man who turns out to be a better witness than he thought. Paired up again with Benson, Stabler investigates her death, but it keeps bringing up memories of Dani Beck for him. During the course of the investigation, Benson and Stabler learn that Danielle's husband was sleeping with a friend of theirs, leading the squad to suspect first him, but their suspicion soon turns to the husband of the other woman.
The kidnapping of a popular video blogger and her boyfriend--which is witnessed live on the Internet--seems suspicious to Logan and Wheeler.
Emma can't get over Sean and Peter stands by helplessly watching his girlfriend fall for another guy. Peter and Sean want to know which of them she wants more, so they take to the streets for a race that ends with disasterous results. Meanwhile Ellie faces the harsh realities of dorm life and decides to do something about it.
The new school year has started and Sean is back in town. Peter and Emma seem to be happy that is until Sean returns to Degrassi. Peter is having mixed emotions with not knowing what is happening with him and Emma and also dealing with becoming the new person in the street scene. Meanwhile Marco is overwhelmed with moving in with Dylan and throwing Paige a going away party.
So, come to find out, plucky reporter Grace Ryan is experiencing some pretty unpleasant side effects from falling into those drums full of super-intelligent, radioactive waste-covered ants: she sometimes turns into the ultra-wicked-bad supervillainess Antagone! And yeah, it's not the cleverest name in the world. But man, get a load of that rack...
Bellick is anything but happy about his sudden homecoming-to Fox River.Elsewhere, Michael and Lincoln might face a homecoming of their own. Mahone and Kellerman use everything they got to make certain that Michael and Lincoln do not get through their road trip alive.Sucre's getaway plane encounters some difficulties. T-Bag closes on Mrs. Hollander.
Everything goes right for Chris when Julius loans him his lucky socks. Drew and Tonya play Julius and Rochelle against each other to get what they want. Drew enters the talent show at school, but nobody wants to tell him he can't sing.
When Melanie (Tia Mowry) learns that Derwin (Pooch Hall) is still upset about the bad publicity caused by her continuing friendship with an old football rival, she tries to find various ways to make it up to him. However, when Derwin refuses to acknowledge that there is a problem, Melanie calls her mother and starts packing. Meanwhile Kelly (Brittany Daniel) and Tasha (Wendy Raquel Robinson) persuade Malik (Hosea Chanchez) and Jason (Coby Bell) to talk some sense into Derwin.
As the clock turns back six months for all of the "Heroes," Mohinder's father Chandra Suresh arrives in New York to begin his quest to find individuals with extraordinary abilities, and meets someone all to eager to be special. Peter celebrates his graduation from nursing school, and learns that Nathan plans to prosecute a case that could mean trouble for the entire Petrelli family. A surprise visit from her father brings out the worst in Niki. Hiro attempts to be a hero and change the future for someone important. Claire joins the cheerleading squad and makes a curious discovery. Mr. Bennet and the Haitian meet someone special.