Having been recently dethroned as Queen Bee, Blair returns to school with the support of Serena to find she is still on the outs with her old friends. Dan visits his mother over spring break, and when he returns, Jenny is on the verge of becoming a full-fledged member of the A-List crowd. Jenny must go to dangerous and even illegal lengths to fit in. Serena struggles to adjust to living with Chuck, and receives disturbing packages from an unknown sender.
Mia finally joins the spirit squad and finds her past is back to haunt her. Meanwhile Manny wants to meet Jay's parents.
Continuing in Japan, Scott and Justin seek the peace of nature by taking a late-night ferry to the island of Miyajima and try to find camp amongst the hundreds of native deer and discover that they may have taken for granted their decisions and ability to travel the world.
Adam wants Russell to agree to hire Jen to design an ad campaign for one of their clients. He will not listen to Russell and Jeff when they tell him that this is not a good idea. When Audrey shares the fertility issues with Jen, she gives them a gift to help bring them luck.
Mike travels to Alaska for an adventure aboard a fish processing ship.
Samantha finds out about an endangered butterfly habitat and needs to stop her boss and the firm's construction project that would kill them. She decides to use Dena, who is clueless about Sam's plan, to go out with her boss and persuade him to stop the construction project. After Todd and Sam's passionate kiss, Sam is feeling ignored by him.
Alan feels Charlie is unable to control his womanizing ways.
A lawyer is run down by a car, then a man is shot down in a cafe. The only common link was that they were both caught on camera in a pedophile sting, and the team hunts for a vigilante.
The Cold Case team investigate the mystery surrounding human remains found in an urban canal with links to the murder of a prison governor.
All team members are working to identify the bones from a college athlete who suffered a lot of fractures. After the body is identified they talk to his sister and somebody who acted as a sort of an adviser for the deceased. Angela and Hodgins have an important talk. Zack is overwhelmed by having to reconstruct the crushed bones to form a skeleton.
Gabrielle struggles with the reality of having a blind husband. Lynette is surprised when Rick Coletti shows up at the Scavo pizzeria. Bree and Katherine join forces to plan the Founders Day Ball. As part of his recovery, Mike asks a few people for forgiveness, and Orson starts sleepwalking.
Sir Thomas More refuses to accept Henry's command that his people swear an oath of "allegiance and recognition of the King's supremacy" to both church and state. Anne is made aware of the King's womanizing ways, and arranges then gives her blessing to his next mistress. Also, Anne has a confrontation with Lady Mary, Henry's daughter.
Bob finally tracks down Nina, but on a visit back to Roth's lab he makes a gruesome discovery that suggests the experiment on Nina is about to go terribly wrong; the team investigates unusual crow attacks that appear to be targeting military airports.
In retirement John Adams laments the perils of a long life; loss of loved ones and growing irrelevance. But out of tragedy John rekindles his broken friendship with Thomas Jefferson and lives to discuss John Quincy's ambitious presidential agenda with him.
Three teenagers from the Pai Zhug Kung Fu Academy are chosen to fight the forces of an opposing academy and all other forces of evil.
It's Earth Day in Bed Stuy and Chris decides to collect cans because he believes it will be easy and that he can get Julius to help. Meanwhile, Rochelle is called into Tonya's school for inappropriate behavior and realizes just where Tonya's attitude comes from.
May 1945. Foyle joins a municipal committee that's preparing for the now imminent V-E Day celebration but soon finds himself investigating the deaths of two of its members.
Wyatt has a fear that Marlowe could break up with him after they've gotten on each other's nerves for a while. Caitlin meets a cute boy named Calum at a party and later realizes he's a nerd so she writes him a fake phone number, but she writes the number on the back of her very own Khaki Card, on which she saved shopper's card points since she was 14 years old. So Caitlin needs to find a way to search for Calum and get her Khaki card back.