Kitty polls her family on her possible political maneuver of running for Robert's senate seat; Robert and Nora head into the kitchen to help Scotty's restaurant; and Sarah has a breakthrough in her relationship with Roy.
Sarah is excited to have a new romantic interest, while Kevin and Scotty wait on news about their first try at surrogacy. Meanwhile, Kitty and Robert square off over politics when Kitty's friend gets involved in areas in which she does not belong.
Sarah takes a shine to a divorced dad at Paige's school. Justin finds a way to overcome his learning difficulties.
The rapid progression of Kitty's lymphoma spurs an urgent quest to find a bone-marrow donor. Directed by Chad Lowe, whose brother Rob plays Sen. Robert McCallister, Kitty's husband.
Justin and Rebecca's beachside wedding has the Walker family stunned. Tommy risks everything to have his daughter beside him.
Nora's new romance stirs concern and envy in Sarah in light of her own love life's ups and downs; Rebecca and Justin's secrets from each other could have a detrimental effect on their wedding plans; Holly's financial problems worsen. Directed by Matthew Rhys, who stars as lawyer Kevin Walker. Original Air
Ojai's newest wine is submitted at a local festival; Justin and Rebecca keep life-changing secrets from themselves; Nora has a crush on a younger man; Sarah and Luc may not be as compatible as they thought they were.
Kitty experiences side effects from her cancer treatments; Nora meets a love interest in an unlikely place; Scotty's father (Michael O'Keefe) shares surprising news about his marriage. Directed by executive producer Ken Olin.
A surprise visit boosts Kitty's spirits during her chemotherapy treatments; Sarah mulls telling her kids about Luc; Ryan and Rebecca help Holly with an important business move; Kevin and Scotty come to an agreement in their desire to start a family
Sarah's new beau, a French artist named Luc (Gilles Marini), makes an instant impression on the Walkers; Robert does his best to take Kitty's mind off her illness; Kevin and Scotty's debate over starting a family takes an interesting turn.