Sarah and Tammy are getting married, while Maura and Ali are visited by ghosts from the past and Josh and Rabbi Raquel can't hide their big news.

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.

Maura learns more about the trans experience; Josh heads down a reckless path; Ali and Sarah take Maura to the Idyllwild Wimmin's Music Festival.

Maura makes a new friend and has a rude awakening at the music festival; Sarah experiences liberation from an unlikely source; Ali makes an unexpected journey to the past.