Greg returns to West Covina, which forces Rebecca to question things she thought she knew about people she has loved in her life. Meanwhile, Valencia and Josh make some shocking discoveries while at their high-school reunion.
Rebecca takes a trip to visit her mother with intentions to tell Naomi about her new career path. Josh housesits for Rebecca and discovers being alone is harder than it seems, while Nathaniel helps one of Paula's clients in an effort to do something good.
Rebecca re-unites under unusual circumstances with half-brother Tucker and discovers they have many things in common. In an effort to connect with her kids, Paula plans an activity that requires they all to work together. Meanwhile, Nathaniel brainstorms a way to win Rebecca back.
Rebecca convinces Paula, Heather and Valencia to participate in a séance after making a spooky discovery. Darryl takes his parenting duties to an extreme, while Nathaniel is determined to prove to his dad that he is the best person to run the law firm.