The team re-opens the 1989 case of an unidentified Jane Doe when she dies in the hospital, after being comatose since the day she was shot 18 year ago.
Rebecca's suspicions arise after Justin makes an almost miraculous recovery. Kevin pushes Saul to the edge to get some answers. Nora, Sarah and Kitty decide to go to a spa. Tommy tries to make friends but ends up in an embarrassing situation.
Logan's father sends him a package from Japan, complete with a new Japanese cell phone and a horror movie. When Dustin watches the horror movie, he becomes so frightened that he has to start sleeping in Zoey's dorm room. Meanwhile, someone is pulling the fire alarm in the boys' dorm room and the boys set out to find the culprit. All the while, Michael does his best to coin a new phrase... "Drippin'."
When the entire population of Moonbase Bishop goes missing and the Turtles stage an assault on the base, they find a bigger Sh'Okanabo with an army of drones.
Aelita's first concert with the Subdigitals is coming up, but Aelita's stage fright threatens to get the better of her. Odd meanwhile, has to find an extra ticket so he can bring a date. When the concert finally starts, XANA attacks, possessing Sophia, in order to kidnap Aelita. He also possesses Milly and Tamiya for some extra help. While Ulrich battles the two reporters, the others work to shut down the tower, all while the Subdigitals' music plays in the background. Once the threat is over, Jeremie activates a return to the past so Aelita won't miss the concert.
Kaz's scanquest in the Crystal Range goes south when Pyrithion traps Blugon in an energy field before heading up the mountain to attack Raimusa. With Blugon unable to deliver to his friend the Battlegear and Mugic he needs to beat Pyrithion, Kaz must brave a treacherous shortcut to get the delivery to the summit in time. Tom battles in the Drome with a kid who has scans of the shortcut, and guides Kaz.
Otis' pranks and Abby's driving lesson has Mrs. Beady sent to a mental institution. Feeling guilty, the animals try to rescue her, much to their dismay: Mrs. Beady's doctor wants to put her on a brain transplant when he thinks Mrs. Beady has "crazy brain" because she sees the animals out the window.
Terminus, an alien scavenger, comes to steal all of Earth's resources. While the Fantastic Four try to stop him, they realize he may be unbeatable.
When a group of boys accidentally stumbles on Gisborne's weapons testing site, all but one is taken prisoner. When the alarm's raised, Robin hatches a plan. But with Gisborne armed to the hilt in an indestructible suit of armour, a rescue attempt is more difficult than it might first appear. Robin must think fast if he's to save a boy's life and stop a vital part of the Sheriff's war machine...
Carly, Sam and Freddie do their Halloween webcast from an apartment that is rumored to be haunted. When creepy things start happening, the friends worry that the ghost rumors just might be true. Carly's strangely secretive neighbor, Mrs. Halberstadt, adds to their anxiety. Meanwhile, when Spencer forgets to buy candy, he's got a bunch of angry trick-or-treaters on his hands
Justin is given several chances to receive his first kiss when Alex turns back time. The New York Mets consider Max's sandwich as a contender to become the team's official sandwich.
Matt and Smash have a hard time listening to their coach as they prepare for their first game of the new season. Coach Taylor heads back to Dillon to check on his family and finds out just what is happening to the Panthers since he's left.
Don, Charlie, and the team attempt to stop a serial killer who is seemingly obsessed with people resembling Biblical figures.
Gunther and Uta are spending their vacation at Ruby's house. Ruby and the gang try their best to show the twins a good time. However, is their idea of a good time the same as everyone else's?
Mick is injured in his search for a young woman who is believed to be hiding in the desert. But when the scorching sunlight depletes Mick's vampiric ability to heal himself, Beth must rush to help him.
Melinda's life is in danger when she tries to help the victim of a stalker.
Eduardo must cover his tracks after telling the nursery residents fibs that could catch up to him.
Jake comes back and wants to be just friends with Miley. Miley thinks this plan is perfect, but then finds out that Jake is doing a movie where he has to kiss her enemy Mikayla. Rico makes a bet that causes Oliver and Jackson to appreciate cleanliness more than ever.