Edie is shocked when she receives some news at the gynecologist's office. At the baby shower Bree's friends throw her, Bree's ex-mother-in-law Phyllis discovers her pregnancy is a hoax. Finally, Wisteria Lane welcomes to the street a homosexual couple.
Rita's estranged mother visits and senses something is wrong with Dexter. Masuka thinks he's developed a lead in the Bay Harbor Butcher case, which has Dexter concerned. Angel's interrogation of a witness crosses a line.
The search for the bomber of a school campus and the killer of a co-ed leads to a young chemical engineering student who has been sending incriminating letters about exacting revenge on his condescending peers. But when the case is ready to go to trial, Danny is seduced by the student claim of innocence and convinces Sebastian to let him search for another suspect.
Rose causes problems between Tommy and Michael. Michael messes up Tommy's real estate deal. Freddie asks Declan for some help. Tommy and Dana get closer.
Katie and Dave find themselves home alone. Carolyn Palek find a buyer for the house. Hugo returns to Jamie and she must decide between him and Nick.
A commuter train crash initiates an emergency caesarian operation on a pregnamt woman, unfortunately the baby is transported to ashfordly General, and fate claims the life of the premature infant, making Jill more determined than ever to support Carnegie's plans for a preemy baby unit at the hospital. Meanwhile, local farmer Sam Benson (guest star Jack Deam) causes concern with his erratic behaviour, and Stella's rapist requires life-saving surgery after being attacked by the father of another victim.
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.