Nate is at odds with Lisa's family. David and Keith look for ways to start over and Claire reunites with Russell.
George's routines are beginning to irk Arthur. Brenda slowly plans her relationship with Joe while Keith begins a new job and Diaz has a fling.
The Fishers hold a yard sale. David gives Arthur more responsibility, and Nate warms up to a divorcee at Maya's Mommy and Me class.
David's ex-fiancee asks him to arrange her father's funeral. Nate has a psychic rendezvous, and Ruth discovers the identity of George's stalker.
David is taken for a ride by a hitchhiker. Nate attends a bereavement support group, and Ruth plays matchmaker to George's son.
Ruth throws a birthday dinner for David who is struggling in the aftermath of his carjacking. Claire gets 'closer' with some friends, while Vanessa begins to suspect Rico's infidelity.
Ruth overhears a conversation between two of George's ex-wives. Keith comes out to his co-worker buddy, and Vanessa follows Federico to Sophia's house.
Ruth comes to a melting point in her marriage. Claire gets comfortable with Edie, and Vanessa throws Frederico out. Meanwhile, Joe catches Brenda having sex with Nate.
David experiences worse side effects of post-traumatic stress disorder. Ruth and Bettina travel to Mexico, and Claire achieves her first orgasm with the help of classmate Jimmy by using a new technique.
Nate, Brenda and Maya attend a memorial service for Lisa in Idaho. Claire comes to final blows with Edie at Jimmy's party, and Ruth reconciles with George.
George becomes increasingly paranoid about Armageddon and discovers the family's bomb shelter. Ruth wants to attend a sex workshop, David and Keith face a lawsuit, and Barb confronts Nate about "Lisa's" ashes.
Ruth discovers another secret about George during a lunch with his daughter. David confronts his carjacker, Claire sacrifices her friendships for fame at an art show, and Nate confronts Barb and Hoyt after David receives a message from Michaela.