Jay wants to make a good impression on a family moving in across the street; Manny tries to attract a radical thinker; the Dunphy family uses Alex's bout of mono to its advantage; Cam and Mitchell try to teach a message of acceptance.
When the IRS accuses Sheldon of making a mistake, he’ll stop at nothing to prove them wrong. Then, when Dale is forced to get a colonoscopy, he tries to convince Meemaw to join him.
Taylor (recurring guest star AUTUMN REESER) ruins Seth's night when she throws a Harbor School event that keeps Summer at a distance. Marissa's new friendships at public school worry Summer, and she enlists Ryan's help. Meanwhile, Sandy works on a plan for the Newport Group and forms a new partnership. And Charlotte (recurring guest star JERI RYAN) convinces Julie and Kirsten to edge back into Newport society.
When Lynette's father-in-law (guest star Ryan O'Neal) visits, she unwittingly learns a family secret.
Michael meets a mysterious woman at a blood drive; Dwight and Kevin attend a "Lonely Hearts Party"; Jim and Pam have an awkward lunch with Bob and Phyllis.