Old George, the original Forever Knight, reclaims his position, and orders the Knights to remove all aliens on Earth.
In the first episode, DCI Alan Banks is taken to a canal where there has been a fatal fire. The crime is far from straightforward, and as another body is discovered the motive, as well as the intended victim, become increasingly unclear. However, the discovery of what appears to be a Turner landscape suggests that at least one of the victims was involved in an art forgery scam.
Self-proclaimed voodoo queen Josephine Gray terrifies her husbands and kills them, but due to lack of evidence, locking her up called for some very drastic actions. Elisa McNabney and Sarah Dutra have a bond so strong that it leaves Elisa's husband the third person in his marriage. Money and pure selfishness motivates them to execute Larry. Peter Shellard gives his girlfriend Shirley Withers everything including her own boutique, money and a nice house. How does Shirley repay him? Well, by hiring two drug addicts to murder Peter and stage it like a game of kinky sex gone wrong.
Chyna Parks, an 11 year old musical prodigy, gets into a gifted program called Advanced Natural Talents at the local high school. Along with her fellow elementary school-aged 'ANTs', she must navigate the halls of a new school of older kids who are not particularly fond of grade-skipping newbies.
Audrey and Nathan take a search party into the woods to find a missing boy whose disappearance may be connected to the Troubles, and receive some unwanted help from Driscoll.
With Karen and Ben away, Mum and Dad are left with a labrador to look after.
Michael brings the ever-intuitive Liz on a business trip to Santa Barbara where he negotiates a deal between a tough businesswoman and a newspaper magnate. Meanwhile, Luther's affair with Pemmie takes a turn when he buys her an intriguing gift.
Bride Jennifer has her budget-conscious dad in a cold sweat. Bride Manette is convinced a poofy gown she already put a deposit on is the one for her. Trouble is, her check-writing mother disagrees. Asha hasn't seen her wedding dress since she ordered it.
Lee is blackmailed by his self proclaimed girlfriend Brandy who forces him to attend a party of hers or else the fact that he's been sneaking out of detention will be revealed. In order to avoid the wrath of his overbearing mother Lee attends the party. There he learns the identity of those that composed the music for the Prank, the Dudes of Darkness, which has a hypnotic effect on the other party goers. Unfortunately Lee's mother learns from watching the news that Lee was at the party against her strict demands of grounding, getting him into even more trouble.
Anakin Skywalker and the rest of his Jedi team have been overrun by the Separatist surprise attacks led by Riff Tamson while Prince Lee-Char and Ahsoka must evade capture on their own. Unable to summon more Republic aid, Yoda calls upon the help of the powerful and amphibious Gungan Grand Army, but whether they will be enough to stop the Separatist siege is uncertain. An incensed Tamson doubles his efforts in tracking down Prince Lee-Char, unleashing the reinforcements given to him by Count Dooku in an assault that churns the oceans.
Alex and Harper decide to move out and live on their own, but they need money first, so they they decide put on puppet show. But when Alex doesn't keep up her end of the bargain, she and Harper have a fight. Meanwhile, Max might lose his girlfriend when Talia's parents don't like his parents.
The designers must create a new look for their client's significant other. They have $200 and two days to complete their outfits.
Mysterious legends and crumbling ruins are all that is left of our planet's lost worlds. But could there be proof of ancient alien visitors hidden among the artifacts of civilizations that have long vanished? Strange carvings suggest the Mayan city of Copan was ruled by the descendants of otherworldly beings. And some believe the ancient Nazca people altered their bodies--and their lands--to signal the star gods to return. Are the astounding accomplishments of lost civilizations merely the products of ancient folklore--or could they have been something... out of this world?
Relations between Rhys and Erin are more strained than ever; Lina takes on a disturbing case where a boy has killed his younger brother; and Richard solves Conrad's romantic problems.
A chance encounter with his old rival, Irwin of the Mathletes, leads Lee to the conclusion that he is Radcircles. Lee sends Holger in during detention to spy on the Mathletes but he is captured and tortured forcing Lee to sneak out to rescue him. Lee confronts Irwin and the latter reveals that while he did send an email to the Skaters, and then some, it was a photoshopped image of himself and Lee to make it look like the latter was picking his nose. In a subplot Cam is attempting to learn the identity of the one who sent the photoshopped image and in the process learns the identity of Radcircles, former principal of A. Nigma High, Principal Wurst.
Billy begins his journey in Chicago, where he heads to the top of America's tallest building, discovers one of Al Capone's most notorious speakeasies and attends a gospel service in the suburb where rock and roll was born. Leaving the city behind, Billy visits the home of Abraham Lincoln, meets Illinois's champion pie-maker and encounters a 20-foot tall roadside giant. Finally, he heads into Amish country, where he takes the reins for a horse-drawn buggy ride.
As the Torchwood team launch a final, desperate mission against the seemingly undefeatable Three Families, they realize it may come down to the ultimate sacrifice.