Steve Cruwys is on patrol in Exeter with Razor and is called to a house where a young man, suspected of beating up a Big Issue seller in town, has taken exception to being questioned, to the point of retreating into a house and issuing loud threats about knives. Steve arrives to a scene of minor mayhem, where the suspect is still shouting furiously in a back yard.
When a fellow agent is murdered, the NCIS team head into the desert to locate a woman who might hold the answer to the mystery murder.
Christian decides to employ Dr. Logan Taper for the practice, while Sean is revisited by a former client from Miami to have plastic surgery so she can attract suitors once her husband dies.
Natsume, Kitamoto and Nishimura take a trip to an old inn to spend some quality time doing their homework. Surrounding the inn is a lake; that is believed to be home to a mermaid.
Harry loses his cool with 3 swimmers that he's forced to rescue just seconds after warning them not to swim in a dangerous area. However, calling them "imbeciles" and "idiots" puts him in hot water.
Ed and Oucho's Excellent Inventions is a children's TV show, presented by Ed Petrie and his cactus companion, Oucho (performed by Warrick Brownlow-Pike). Children send in designs of inventions through a nationwide Invention Competition.
15 year old Amy ends up pregnant after one night at band camp, throwing her whole life upside down. It doesn't help that she's now going to school with that guy.
Brenda and Fritz's attention is diverted by problems on the job even though their wedding day has finally arrived, and bad blood between the members of the Priority Homicide Division threatens to cause one of the officers to leave the department.
Allison wakes up under a freeway overpass, not knowing where she is or how she got there. Her lack of recent memory causes her to start thinking she may have killed someone with her car.
While helping a depressed Morgan spy on Anna, Chuck flashes on her boyfriend; Jeff and Lester beg Ellie to hire them to play at her wedding.
A patient with both male and female DNA has the team stumped. Meanwhile, House starts acting nicely, raising Cuddy's and Wilson's suspicions that something is terribly wrong.
Hoping to follow in the footsteps of MAC Cosmetics' first Viva Glam girl, RuPaul, the queens make their own Viva Glam screen test. Jenny Shimizu joins the panel to help judge the girls' drag queen status.
Jack and Renee Walker pursue Dubaku through the streets of Washington, D.C., with a little cyber help from Chloe. Meanwhile, the first family and the FBI are left reeling from incidents involving turncoat agents.
A body is found at a London hospital, but can the police and the Crown Prosecutors bring the person responsible to justice?
Kyle deals with Jessi's announcement and jealousy over Nate, and Josh reels from Andy's news. Meanwhile, Kyle – still suspicous of Cassidy – makes a plan to expose him.
While being held hostage, HRG is subjected to Matt Parkman's unique brand of interrogation, revealing how he became involved with Nathan's government plot to capture those with abilities. Meanwhile, Matt's discoveries bring Peter face-to-face with "The Hunter"
A cyborg with a human mercenary's brain is sent by General Cross to destroy a nuclear wast plant in North Korea. Charlie defeats the cyborg and sends it to Mr. Hall but to his dismay the super-human soldier isn't completely destroyed.
Otis uses Crazy Louie – a loopy groundskeeper at a high-end golf course and apparently his friend – to let him and the animals through the back gate and play a round. When Pig throws a club and accidentally hits Louie in the appendix, though, a guilt-ridden Otis decides to win the big golf tournament to get a new appendix.