Josh has a pool party for his new band, but he and his siblings are caught off-guard when Maura and Shelly arrive together; Ali reconnects with an old friend; Sarah finds her past catching up with her.

Josh's bonding with Colton comes at a price; Sarah feels more like an outsider than ever following a disastrous school gala; a visit to Grandma Rose leaves Ali and Syd with questions; Maura searches for autonomy.