Tree Hill bids goodbye to the past while anticipating the future: Lucas and Peyton prepare for the birth of their child with the help of a surprise visitor, Dan nears his end, and Brooke works with Victoria to relaunch Clothes Over Bro's. Meanwhile, Nathan returns to Tree Hill to face Haley and Jamie after being released from the Chiefs.
Ted is trying to keep his architecture firm afloat by doing an all-nighter, but Marshall tries to lure him to the roof for a surprise 31st birthday party, on the fourth season finale.
Allison turns to Cynthia Keener (who is now in jail) when she starts dreaming of a former kidnap victim who Cynthia had once rescued.
The crew of Hammersley is rocked by the mysterious death of a much-loved shipmate. When valuable "Red Gold" coral is stolen from a dive boat, HMAS Hammersley is drawn into a web of murder, piracy and eco-terrorism. Then, Swain and Spider are kidnapped by an obsessed vigilante, determined to rid Australian waters of illegal fishing boats.
Lynette adapts to Tom's decision to go back to school, Orson takes a beating that Bree cannot comprehend, Gabrielle's niece moves to Wisteria Lane, and Susan and MJ's lives are in grave danger at the hands of Dave.
Gabrielle becomes upset when Carlos offers to have his not-so-innocent niece, Ana, come and stay with them for a while and disrupts their routine. Meanwhile, Lynette becomes angry at Tom as he desperately tries to hold on to his youth. The brutal battle of the sexes between Orson and Bree gets nasty when Orson discovers what she's been up to. Elsewhere, Detectives Lyons and Collins make headway in the arson fire.
As the end of her pregnancy finds Skyler conflicted about her feelings, a dealer's death forces Walt to look for somewhere to unload a load of meth.
Peter learns from a psychic through a palm reading that he had a fascinating past life in the 17th century as Griffin Peterson, a dignified English gentleman who vied for the love of Lady Redbush in the newly founded American colony of Quahog.
Frylock begins acting strangely after falling in love with a girl.
When a young woman is raped and murdered, Gently and Bacchus are thrown into a world of racial intolerance, sexual jealousy and turf warfare.
An Orthodox Jew enters Witness Protection, but his wife refuses to join him. The situation is made more complicated by the fact he is being pursued by a man motivated by a higher authority.
War looms with France and Spain aligning against England with backing from Rome, so Henry agrees to a politically fortuitous marriage with Anne of Cleves (Joss Stone), a plain and unsophisticated German aristocrat he has never met.
When nearby Ogdenville’s economy crumbles due to tainted barley discovered in Krusty’s veggie burgers, the unemployed workers of Ogdenville flock to Springfield. After Mayor Quimby closes Springfield’s borders and enlists private citizens to help patrol them, Homer organizes a border patrol group.
Lilly and Oliver won't stop giving Miley a hard time over the fact that she doesn't have a boyfriend, so she decides to pay an actor to pretend to be her boyfriend so they will leave her alone. But when the actor she paid backs out and sends his not-so-attractive, middle-aged roommate to fill in, Miley finds herself in a bigger mess than the one she started out in. Meanwhile, Jackson has a hard time believing that Rico's act of kindness is genuine.
When April reveals something about one of her closest friends, Paul questions her ability to rely on other people.
In Mia's latest session, they look over some of the biggest issues that life throws at us.
After a doctor is murdered in his home while his wife lies bound and helpless upstairs in their bedroom, it is revealed that the couple's reverend may know more about the crime than he is telling the detectives.
Sonny has to find a way to break up a relationship she put together after her matchmaking goes awry.