Andi and her friends and family gather to celebrate the Harvest Moon Festival, but Jonah's mishap may spoil the evening; Celia attempts to one-up her sister, Mei, by announcing a special event; Andi and Jonah have a heart-to-heart talk about their relationship.

Andi is embarrassed when Jonah performs a song about her; Bowie decides to renovate Bex and Andi's apartment to make it big enough for their whole family to live in; Buffy conducts her first girls' basketball team tryouts.