After confronting Brody, Sarah decides she doesn't want him to be a part of her life; Olivia struggles with a new addition to the family.
As Sarah and Luc's wedding draws near, the Walker's learn the true meaning of family.
Tommy's new girlfriend's interest in Walker history bothers the family.
Nora and Holly make a shocking discovery about Nora's past; Justin becomes jealous; Saul tries to forgive Jonathan.
Nora's date night scandalizes the couples in the Walker family; Kitty's relationship with Seth is the subject of Internet gossip.