Nora organizes an engagement party for Kitty and Robert. Justin is about to be deployed to Iraq, and he tries to have special time with his family members to say goodbye. Kitty finds it hard to tell her mother that she will be moving out. An old friend of Saul's visits after his divorce.

Kevin acts as McCallister's attorney when a radio host makes accusations against his war heroism. Also, Tommy and Julia must face a tough decision regarding their newborn babies.

The vineyard opens up and the whole family attends. Holly also makes a move on Mark when Nora is gone.

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.

The Walkers have a family game night and invite Rebecca along for the ride. Kitty also meets Senator McCallister's gay brother and tries to set him up with Kevin.

Sarah accompanies Kitty to Senator McCallister's hometown to interview local residents for his upcoming election campaign, where she meets his high school sweetheart Alice. The pair meets up with some local high school seniors at a bar, and attends a party with them. Rebecca asks Justin to attend a house party with her, who ends with Justin getting a black eye; while Chad makes a surprising decision to come out that affects his relationship with Kevin in a negative way.

Nora invites her late husband's illegitimate daughter to a family dinner at the Walker house against some of her children's wishes. Kevin Walker's hush hush relationship with a movie star reaches new levels and Nora has an interesting encounter with her college professor.

Holly and William's daughter makes a surprise appearance at Ojai Foods. Sarah makes some poor and hurtful decisions, unleashing a domino effect of pain. Kevin also makes an error in judgment with bad consequences. Holly throws down the gauntlet when she reaches her limit. A double date with Kitty shows a whole new side of the Walkers to Robert.

Sarah and Joe go into therapy following the tensions of their marriage. An office poll unsettles Kitty about her relationship with Senator McCallister.

Kitty is surprised by Sen. McCallister in several ways. Kevin is set up on a blind date by an unexpected source. Tommy and Sarah butt heads about the proposed winery. Nora has a Valentine's Day dinner with a friend with a memorable result. Justin takes a chance to follow his heart.

The family throws a party for Nora's sixtieth birthday. Surprises- but not the good kind- abound when half the family gets the flu, Nora's mother shows up, and the video tribute doesn't come out quite right.

The Walker family attends Family Day at Justin's rehab facility. Holly Harper takes up an office in the family business and Nora seeking to run Holly out, also comes to work in the same office.

Sarah, Tommy and Saul make a big mistake when they try to retrieve funds to try and save the family's business.

A road trip for Sarah, Tommy, and Kevin reveals more startling news about their father. Justin comes clean about his reasons for joining the service after returning from a hospital stay.

Kitty and Warren go to the country to have a peaceful weekend, that turns out anything but that. Unable to become pregnant, Tommy and Julia turn to desperate and unconventional measures. Faced with dire financial circumstances, the Walkers are forced to sell the ranch house.

Sarah and Joe both face a big challenge when they discover that something may be wrong with their daughter, Paige.

Kitty returns to LA to make an interview for a political based TV show and to visit her family, which is full of secrets.