Derwin invites Melanie to his first away game in Miami, but due to her heavy school load, she decides to pass. When Tasha and Kelly find out she is not going, they persuade her to change her mind by telling her away games are a play ground for cheating. Meanwhile, Derwin's teammates are upset that he invited Melanie and tell him he needs to un-invite her, fearing the other wives will use her as a spy.
After Julius' truck is stolen Rochelle decides to get involved with a neighborhood watch group, but instead ends up in a competition with new neighbor Louise (Whoopi Goldberg). Chris asks out a new girl in the neighborhood hoping not to get rejected again. Drew has the girls all over him when he volunteers to be a crossing guard.
Dexter's world is rocked when a rival serial murderer, dubbed the Ice Truck Killer by the media, privately contacts him and reveals that he knows Dexter's grisly secret. Meanwhile, Dexter's sister, Debra, is transferred to Homicide.
"No one wins. One side just loses more slowly." - Prez Freamon and Greggs move to Homicide, while Herc and Dozerman join Marimow in the lackluster Major Crimes Unit. Cutty gets a "custodial" job at Tilghman School picking up truants, but struggles to make progress while trying to mentor Michael. Bubbles works to get Sherrod back in school as an 8th grader. Burrell finds a way to sabotage the state-witness murder investigation before the election, impacting Greggs. Prez's struggles as a teacher continue while Bodie finds himself working for a new "company". Meanwhile, Colvin pitches his pilot program to the middle school and Carcetti meets with a constituency when he knows that they won't support him regardless of what he says. Randy is faced with a dilemma after being busted for his candy scam and Proposition Joe plays Marlo in a high-stakes heist.
It's wedding day for Bree and Orson but things don't go quite as planned. Meanwhile, the body of a dead woman believed to be Orson's ex-wife is recovered, which interrupts the reception. Susan goes on a date with Ian, but trouble ensues when his in-laws show up at the restaurant. When Nora breaks up with her boyfriend, Lynette decide to hook up Nora with someone. Edie lets her 18-year-old nephew Austin come live with her for some time. Lastly, Xiao-Mei goes into labor.
A teenage slacker is given the ability to turn into the American Dragon and defend all mythical creatures that secretly reside in the human world.
Yorkshireman Pete shows his softer side and 32-year-old famer Christine battles with her emotions.
A scientist asks the Legion to help him capture what he claims is a dangerous creature, but both the creature and the scientist have a dark secret.
After watching a movie about criminal masterminds, Penguin gets the idea to form a team of Gotham's greatest villains in order to finally take Batman down. Meanwhile, Batgirl and Robin must learn how to work together.
Raph competes in a professional wrestling tournament, which is interrupted by a banned wrestler looking to prove himself.
The Loonatics encounter Adolpho, a mutated dolphin who uses psychic abilities to brainwash sea creatures and destroy any human-made object at sea. It's up to the Loonatics to stop Adolpho and his gang of killer dolphins from taking revenge on the "surface-dwellers" at their next target: Acmetropolis.
Upon returning from a mission, the team finds their neighbors in the Baxter Building much more friendly than usual, but it soon becomes clear their "neighbors" are shape-shifting aliens - the Skrulls!
When Clover, Alex and Sam's mothers discover that their daughters are spies, they completely freak out and inform Jerry that they are putting an end to it immediately. The spies go back to regular civilian life. Meanwhile, Mandy, Dominique and Caitlin all become affected by an evil shampoo from one of the spies' missions (the girls accidentally dropped it into Mandy's pool). Mandy and her cronies become evil “spy-sassins” (anti-spy agents) and kidnap the spies' mothers. Their plan? To sequester them in hopes that they can capture the spies when they try to save their moms. Sam, Clover and Alex realize that their own carelessness is what got their mothers in trouble, so they become spies again and ultimately save their moms. But in doing so, they get captured by Mandy! Now with the spies trapped back at The Groove, Mandy turns them into spy-sassins so that the Sam, Clover and Alex will destroy one another. Luckily for the girls, Jerry trained their mothers to be spies, and the moms swoop in a save the girls from each other. Now with the spies back to normal (thanks to a serum created by Jerry), the mothers and daughters round up evil Mandy and her cronies! In the end, the mothers allow their daughters to remain WOOHP agents.
Moordryd finds a black draconium bone mark called the Vysox and Decepshun absorbs it permanently, growing more powerful. Moordryd also finds a map leading to the Bone Marks of the League of Eight. Will Artha and Beau be able to stop them before the most powerful dragons of the Dragon Human War are released?
When Xana hacks into a weapon's manufacturing computer network and leaves a paper trail pointing to Jeremie, government agents arrive at the school looking for him. Then, the whole gang arrive at the factory. When they end up tracking Jeremie to the factory, Xana possesses them for an attack on the supercomputer itself in The Ice Sector, and in The Mountain Sector.
Throttle is promoted, and must return to Mars with Carbine; his replacement, Rimfire (Modo's nephew), does not fill his shoes very well, forcing Carbine to rescind Throttle's promotion.
To catch a predator shows us the investigations carried out using the hidden camera from Dateline NBC.
A man shoots himself in the offices of an investment bank. Rebus is tipped off to a possible financial scandal, but his investigation is frustrated by powerful vested interests.
Ah-Mah trains June how to use the Staff of Wushu. When thieves working for a demon company called DaPheetes invade, they use a powerful spell made from Dragon Snot and steal the Kanji Statue of a rogue Te Xuan Zee named Kai Yee who turned against the Magical Elders and was imprisoned as a statue. When he steals the Sword of the Elders, June persuades Ah-Mah to let her help. What will be the outcome of this fight?