Sam starts to have flashbacks to a case he worked on with Samuel before he reconnected with Dean. Sam receives a mysterious text with coordinates to a small town, so the brothers decide to investigate. Dean is surprised when the townspeople start telling him some of the things Sam did while he lived there.
In Bethel, construction crews race to finish ERA's newest hanger before the unforgiving winter snows arrive. But when Jim flies in to inspect the progress, he is far from happy. In Unalakleet, fierce crosswinds blow John Ponts' tiny 207 all over the sky.
As the story shifts back to life “over there,” the absence of Colonel Broyles changes the dynamic of the Fringe Team as they investigate a bioterrorist armed with an insect that has a taste for human flesh. Meanwhile, alternate Olivia is reunited with her beau, and Walternate remains determined to save his world but discovers there are certain lines he will not cross.
Karl shares his thoughts on why insects are so deserving of his attention. Karl talks about his disappointment when learning about a killer octopus; what he would change in crabs; more stuff about insects. Karl's diary is also mostly about insects.
The Jedi remain stranded on Mortis, and the Son, aligned with the dark side of the Force, renews his efforts to convert Anakin as the Jedi prepare for a decisive confrontation. Anakin is stunned by images of his dark future. The Son promises him the power to avert this destiny. The Father recognizes that the Son has broken the rules of time. He wipes Anakin's memory of these future visions, and steals the Mortis Dagger to end the conflict. The Father impales himself, thus preventing the Son from stealing his power. The Son, stunned by this, is run through by Anakin. With all three Force-wielders destroyed, the imbalance in the Force disappears on Mortis. The three Jedi are transplanted back to the galaxy proper, apparently at the moment that they disappeared.
Candace switches places with a princess who looks exactly like her, while the real princess helps the boys build a giant jukebox filled with live bands.
Fanboy and Chum Chum play cupids when Dollar-nator falls in love with Oz's new robot librarian, Julie Android.
Justin, Alex, Rosie and Harper go to an angels club while Theresa and Jerry enter Maxine in a beauty pageant.
Sweetheart week hits Degrassi and Adam is shocked by his newfound connection with Fiona. That is until Fiona's drinking habits become out of control. He's willing to turn a blind eye if it means they get to spend time together, but begins to wonder if he's the problem.
After Holly J. tells Adam about Fiona's previous drinking problems, he ignores it, and believes that Fiona loves him without being drunk. When Fiona goes to far with the champagne, he, along with the support of Holly J. and Fiona's mother, takes Fiona to an intervention, where she agrees to go to rehab.
Rex and Six attempt to retrieve nuclear material from a research sub. They encounter an underwater colony of Evos.
The Joes try to destroy a bio-viper facility, but are hindered by Firefly, a saboteur for Cobra.
When the CSIs track down a suave and charming hitman, their investigation uncovers a conspiracy with far-reaching implications.
Twilight learns that Pinkie Pie has an unusual ability to sense happenings in the immediate future, known around Ponyville as "Pinkie Sense." Not willing to accept these predictions are anything but a mere coincidence, Twilight sets out to find the truth behind Pinkie's power.
Green Arrow's niece, Artemis, joins Young Justice and must save a bright young scientist from the League of Shadows.
Melissa helps a college friend plan her wedding with help from the gang; Bella and Vincent grow closer working on the romantic wedding photos; and a former classmate in town for the wedding reveals an old crush on Melissa
Sigourney Weaver, Professor Brian Cox, Sandi Toksvig, and Sugarland stops by and hangs with Graham.
The octonauts help a 100 year old spider crab which has got its leg trapped in a giant clam whilst en route to its own 100th birthday party. It turns out that Kwazii's afraid of spiders, but he still helps, even though he thought it was a real spider at first.