A missing computer circuit board: the Russians get wind of Chinese espionage, the White House must find a leak, and CTU interrogates an unlikely witness.
Jake gets lucky after Charlie takes him to the racetrack. Meanwhile, Alan has a difficult time at the DMV.
Hiro and Ando's trek into the future leads them to meet some of the heroes as they are five years later, after the nuclear fallout. This includes a darker side of Matt, a Jessica/Niki with a clear winner in their battle, a brown-haired Claire, and a man named Andy, who's a big hearted Texan. It also features an event at an upscale gentleman's club.
When Chris secretly listens to his parents' comedy albums, he discovers that telling dirty jokes to his classmates is the key to popularity. Drew has to deal with an unwanted admirer in the neighborhood; and Rochelle decides to find her mother a man.
Thinking that Bob Barker may be his father, Barney is overjoyed to be a contestant on The Price is Right. Marshall and Lily try sleeping apart prior to the wedding.
Five teenagers must locate and secure ancient relics with unbelievable power, while at the same time stop a demonic corporation who want the relics for their power.
When one of Horatio's team lets their personal problems contaminate the investigation involving a spurned ex-lover, Horatio has to fire that team member.
Eldon finds himself forced to choose between Lynn and the church. Joan and Aaron have their first big fight. Maya and Darnell sell their house.
Bubbles and the boys get to meet heavy metal singer Sebastian Bach when they travel to Maine to attend a model train convention.
With plans for another child, Lucy tells Kevin that it might not be a good idea to move so far away from the rest of the family. T-Bone confides to Eric that he's having second thoughts about breaking up with Ruthie, who is spending all of her free time lately with her former crush, Martin. Sandy's boyfriend surprises her with a marriage proposal, and T-Bone's estranged father shows up on the Camdens' doorstep.
The 1998 death of a terminally ill man who died months before he was expected to is investigated after a nurse confesses to six so-called mercy killings.
Rebecca tells Justin that Joe kissed her. Joe tries to confess to Sarah about the kiss, but before he can get enough courage, she receives the news from the most unexpected person. When Nora fails her writing class, her teacher allows her to pass on one condition - she must go on a date with him. And, Kitty has to calm the Senator down after a disastrous helicopter crash.
A woman arrives at the offices claiming her ex-employer has stolen her baby. Beatrice causes mayhem by shredding documents and sticking labels to everything. Peter has the call to Simon's phone traced, learning that it came from an anonymous international number. He has a heart-to-heart with Auriel as the locals prepare for the 127th annual Dyke Leaping Championships. Peter discovers Simon's driving licence is in the name of "Christopher Waller", a deceased client.
After Bill survives a roof cave-in over his bed he has a religious experience which involves a romantic liaison with Reverend Stroup.
Hank becomes obsessed with a video game about propane. Meanwhile, Bobby trains for the Presidential Fitness Test.
Orel is chosen by Principal Fakey to represent Diorama Elementary in the Praying Bee competition. Stressing out and unable to pray, Orel finds himself turning to the Buddhist method of meditation.
The team searches for Chris Manning, a family court judge with a soft side who went missing after meeting with a young boy caught between his mother and his abusive father. Suspicion initially turns anyone Manning may have riled up due to his court rulings, but after his clerk is shot in what appears to be an attempt on Manning's life, the team learns that the secret behind Manning's disappearance is tied up with something that happened over twenty years earlier.
Drama finds out that he will be the target on Pauly Shore's new Punk'd like reality show. Eric tries to relieve the tension between Vince and Amanda and Ari is jealous of a former fraternity brother.
Ryotaro Nogami transforms into Kamen Rider Den-O traveling to different times using the time-traveling train DenLiner to battle the Imagin monsters and preventing them from altering the past to affect the present and future.
After Stan discovers that Francine has a secret sex garden, he feels like their marriage may be crumbling. Looking to rekindle their romance, Francine asks for a divorce so that Stan can experience life as a bachelor again, and both learn a valuable lesson in love. Meanwhile, addicted to an energy drink, Steve finds himself panhandling in the streets to support his new habit.