The men are working on tracking down a known terrorist before he can launch an attack. At home, the women must face their own danger when a stranger approaches one of the children.
This episode demonstrates the production processes for balloons, wallpaper, frozen french fries and incandescent light bulbs, and shows how each is made.
After police pull over a driver and arrest him for a concealed weapon, a car crashes into their patrol car with a dead man behind the wheel. The arrested man turns out to be Russian and Homeland Security claim he was working for them. The Russian is linked to an old case that Mike Franks worked on. Mike comes out of retirement to put the Russian behind bars.
Sean soon discovers that Monica Wilder doesn't intend to leave him alone. Christian's therapist has an obsessive torment to reveal. And Burt Landau proposes an unusual solution upon learning that Christian and Michelle are having an affair.
As the "Heroes" continue to test their newfound extraordinary abilities, Claire tries to maintain a normal social life when a romance with the football quarterback takes a tragic turn. While Hiro convinces his friend that they are destined to travel to America to save the world, a frightened Niki follows instructions from a mysterious, unknown source that directs her to the middle of the desert. Meanwhile, Nathan uses Peter's accident to propel his political campaign. The elusive Sylar is being hunted by both Matt and the FBI, as well as Suresh, whose father's journal leads to potential clues.
After Ted and Robin's first big fight, Barney tries to convince Ted that being an architect is an easy in to picking up chicks. Lily and Robin start following his trail after discovering that Ted hit it off with a girl named Anna shortly afterward.
The Man with the Yellow Hat is about to become the world's first untrained person to fly into space so he can deliver food along with several experimental capsules to the International Space Station. But the spaceship designed by Professor Wiseman's assistants Professor Anthony Pizza and Dr. Alvin Einstein is only designed for someone with four hands. So, George winds up being the world's first monkey in space. George is told that he must activate the system that releases the goods for the station at a certain point and that his spaceship is in an orbit around the earth so he will eventually get back around to the station.
Ritchie goes to church with Richard and new Christine without consulting his mother first, leaving old Christine to explain and explore her aversion to organized religion.
Brent and Lacey are shadowed in their jobs by a couple of high school students, but only teach the kids how ~not~ to do things. Hank is now the proud owner of a fondue pot, which upsets Davis. Emma is also upset by the recent divorce of a friend, and she vows to be nicer to Oscar, upsetting someone else in town.
Alan tries to hire his ex-wife's lawyer to help him win custody over the dog he and Kandi shared.
Peter makes a visit to Heylia's house with some of his DEA friends. Nancy and Conrad install a safe in the grow house. Doug tries to ruin Celia's new job by showing her up at a City Council meeting. Silas and Shane celebrate their dad's birthday.
The kite festival in Sooga Village goes haywire when Tobe & his gang show up.
Ang and Xuan Chi travel to Vietnam to a guy named Shoong, who is a master of sarcasm and is seen by Ang and Xuan Chi as bossy until it is revealed that he is the Guardian of the Temple of the Pigs.
The building boom in Amity Park upsets Undergrowth, the ghost of all things plant-like and vegetative. The green-thinking ghost takes over the town, turning everyone into plants themselves. All except Sam, that is, whom he makes his Earth-loving queen. Unfortunately, Undergrowth brainwashes Sam and uses her to attack Danny! Danny, meanwhile, has been battling a nasty case of the chills that leaves him too weak to fight. Escaping from Undergrowth in the Ghost Zone, Danny turns to his cold-loving friend, Frostbite,who explains that Danny is developing a new power. Now, Danny must learn to master his new freezing skill so that he can make his way back to Amity Park and pull the town out of Undergrowth’s leafy clutches.
The Megacruiser flies solo in space, and inside Kevin examines the giant ice block found in space. Inside the mass, held Vilgax, and Kevin underestimated his current situation. He was very much alive and well, and they soon create a partnership after learning that they were both after the same person. On Earth, Ben plays around with the Omnitrix, hoping to find a better way of controlling it. Eventually, he finds the master control of the Omnitrix, giving him the ability to alternate between aliens, as well as prolong his duration with a form. Although his discovery has given him a stronger advantage, will it be enough to stop the danger that lies ahead?
The CSI’s investigate the murder of a male model and have to figure out the inner workings of the modeling world in order to find his killer.