...
Andi is contemplative and artistic and sheltered by overprotective parents. But on the eve of her 13th birthday, Andi's free-spirited older sister Bex returns home with a revelation that changes everything and sends Andi on an uncharted course of self-discovery.
Andi anxiously awaits Jonah’s return from summer camp; Andi is surprised to learn who Buffy likes; Bex gives Celia a makeover.
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's plans for a group outing with Buffy, Cyrus and Jonah are interrupted by Walker; Bowie's new guitar student proves to be a challenge; Cyrus seeks an alternative to P.E. and ends up in a dance class.
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.
Feeling left out by her friends, Andi spends time with Amber; Andi and Celia pick out Bex's wedding cake; Bowie helps a guitar student break some bad news.
Andi, Bowie and Bex are surprised by an impromptu visit by Bowie's mother; while hanging out with T.J.'s friends, Cyrus faces a dangerous situation; Buffy and Jonah learn a secret about their school principal.
Andi questions her friendship with Buffy; Cyrus comes clean with his friends.
Andi gets in over her head when she attends a high school party with Amber, causing Bowie's plans for a romantic outing with Bex to go awry; Cyrus tries to mend a longtime rift between Jonah and T.J.
Invitations from a secret society at school cause tension between Andi and her friends; Bex and Celia search for the perfect wedding dress.
Andi lends a hand when Buffy's coaching skills are tested at the school's first girls' basketball game; Amber helps Cyrus create a dance routine; Libby is disappointed that Jonah hasn't learned sign language.
Andi, Buffy and Jonah support Cyrus as he sits shiva for his grandmother; Bowie's homemade kugel dish creates a scandal.
Andi, Buffy and Cyrus worry about Jonah's unusual behavior; Miranda tries to cause problems for Bowie and Bex.
Andi attempts to enlist her friends in an epic group costume; Amber continues to vie for Jonah's attention; Bex makes a confession to Andi.
Andi releases her frustrations about Bex and Bowie’s canceled wedding; Cyrus invites Jonah to a backyard campout; Buffy competes in a marathon with Marty.
Andi, Buffy, Jonah and Cyrus take a stand against a wasteful clothing company; Cyrus is disappointed by T.J.’s new friendship; Celia refuses to forgive Bex.
Andi creates an art project to combat stereotypes; Bowie reveals his true feelings about the wedding; Jonah and Amber are not on the same page with their relationship.
Andi learns about a life-changing opportunity; Cyrus counsels Amber about her relationship with Jonah; Buffy has an awkward meeting with Marty’s ex.
Andi makes a big decision about her future; T.J.’s act of kindness toward Buffy lands him in trouble; Amber asks Jonah for some space.
Andi and her family take a road trip. While helping Jonah move, Buffy and Cyrus are surprised to learn the identity of his famous mom.
When Celia leaves town, Andi and Bex throw another party; Buffy and Cyrus share relationship woes; Andi shares a secret.
