A year after the tragic car crash, the family is forced to come together for Justin's homecoming party; Kitty's life becomes a taboo subject.

The Walkers attend a launch party for Luc's advertising campaign; Kevin must deal with a runaway juvenile delinquent; Nora receives a job offer.

Kitty continues her stay in Ojai, trying to reinvent herself, when she meets a handsomely rugged handyman, Jack. As Kitty fakes her persona to seem like a local, she winds up in a situation that proves that honesty usually is the best policy. Meanwhile, the rest of the Walkers are in on a little surprise birthday celebration for Sarah; what they all don't know is that Sarah has been lying to Luc about her age to appear younger... It's hard to keep up with the truth.

Justin and Rebecca reach an impasse in their relationship; Holly has a breakdown over her inability to remember her own daughter; Sarah struggles to keep up with the Joneses when Cooper lands the lead role in "Romeo & Juliet"; Saul takes a huge risk to make a romantic connection with a dear friend; and Kitty struggles with an affair of the heart.

Nora's motherly skills and advice catch the attention of a radio producer who invites her to audition for a new show. But when Nora follows through with the invite, she suddenly finds herself out of her league, competing with a famous personality, Dr. Alexandra Kirby. Meanwhile, as Kevin and Justin go through some life lessons of their own, Kitty heads back into the dating game with her Ojai handyman, Jack.

The Walkers try to help Kevin and Scotty reunite; Jack starts to pursue new ventures; Luc and Sarah share exciting news.

Justin suddenly takes a much more keen interest in Holly's recovery after a nurse (guest starring Odette Yustman as Annie) at the hospital catches his eye; Nora's fellow radio host, psychiatrist Dr. Karl, finds his way into Nora's heart when he helps Sarah and Kitty resolve some old sisterly squabbles; and Paige helps Kevin and Scotty find forgiveness

The charms and well intended matchmaking antics of Luc's visiting mother, Gabriela, quickly turn to high drama as she sticks her nose in Nora's romantic affairs.

Both Kitty and Nora very reluctantly make new romantic connections in unexpected places, Kevin's nerves about the adoption drive him to a disastrous bout of overindulgence, and Sarah's plans to spend one last romantic night alone with Luc go horribly awry.

With the holiday season come panic and discord in the Walker family when Nora takes a last minute getaway with Karl. Saul has a chance encounter with a past love, guest starring Richard Chamberlain as Stephen, who he believes had a lasting and very permanent effect on his life.

Nora's seemingly innocent date night scandalizes every couple in the Walker family, while Kitty's new relationship with Seth sparks a flurry of internet gossip and an unexpected reaction by Kitty's boss.

While walking down memory lane, Nora and Holly have a shocking revelation about Nora's past that may help Holly make a decision about moving away from California. Meanwhile, just as Justin and Annie begin to get comfortable in their relationship, in walks an old flame who makes Justin jealous; Kevin and Scotty reconsider becoming adoptive parents; and Saul finds forgiveness in his heart for Jonathan.

The Walkers are excited when Tommy comes down for a visit, but his new girlfriend's enthusiasm for Walker family history rubs the family the wrong way.

The Walkers' plans to celebrate Valentine's Day go horribly wrong when Tommy tells Sarah about another secret that Nora has kept buried since they were kids, and Saul's hopes for a romantic evening with Jonathan are dashed by a visiting high profile food critic.

Though Nora tries her best to keep Brody at bay, she can't help but feel the long lost connection between them, and Justin reaches out to a homeless vet reluctant to accept help getting back on his feet.

Nora and Sarah fly out to Washington DC to "surprise" Evan for his birthday, but what they're really after is the truth behind Kitty's extended trip to the east coast. Meanwhile, Kevin and Scotty are thrilled to have officially signed the papers to be Olivia's parents, but the excitement quickly fades when Olivia seems a little nervous about moving in and starting a new life.

When Olivia's brother shows up and sets out to gain custody of her from Kevin and Scotty, the Walkers struggle amongst themselves to determine what's best for Olivia.

When Olivia's brother shows up and sets out to gain custody of her from Kevin and Scotty, the Walkers struggle amongst themselves to determine what's best for Olivia.

Scotty runs into Michelle on the street. Shes very scattered and reluctant to talk. Scotty worries that she blames herself for the miscarriage. Olivia overhears her dads chatting about Michelle. They are concerned that perhaps she thinks she was their second choice, and explain thats not the case at all. Olivia seems fine, but Scotty worries Michelle isnt.

Scotty gets a text message from Michelle. She wants to talk, but is afraid Scotty and Kevin will try to take Daniel away if she lets them near him. Scotty assures her that theyll work something out. Of course, he makes this deal secretly. So when Kevin answers a follow-up phone call from Michelle, he goes ballistic. CLICK! A frightened Michelle breaks off all contact. Now they may never find their baby.

Speaking of the bachelor party, Sarah and Kitty (yes, shes back) make plans to crash it. Guys love it when that happens. As for Nora, she comes clean about having a chat with Brody. Sarah wonders if her mom would actually choose this guy over her. Nora assures her that would never happen, but neglects to mention that Brody is coming over later.

As Sarah and Luc's nuptials approach, plans go horribly awry and the Walkers learn several surprising lessons about the real meaning of family.