Autumn sets up a Farm Festival, a fun-filled day that offers inner-city kids an opportunity to get to know her farm and animals. One child, Ben, is unhappy to be there, but ultimately Autumn wins him over when he helps deliver her horse's baby foal. Meanwhile, Paisley performs for a second time as the mysterious Ley-La, and small cracks begin to form in Paisley and Ollie's relationship.
Aliya, Nova, Autumn, and Leo team-up to compete in a science fair. The winning team's idea will actually be incorporated into Olivia's next mission to space. While Candi runs the opposing team, the real competition is between Aliya and Nova, who inadvertently tank their own project. In an unexpected twist, their competition leads them to a new invention that ultimately wins the science fair.
After Liann gives lucky charms to Zac and Aliya, stressed-out Leo becomes desperate for one to help prevent Candi from bullying him during soccer. Ultimately, it's Autumn's advice that gives Leo the courage to confront Candi, but with the addition of Liann's charm, the confrontation goes too well: Candi now wants Leo as a best friend with hints of a budding romance!
After Aliya offends Autumn's abilities, she overreacts and ends up hurting herself and landing in the hospital. Meanwhile a boy that Liann babysits also ends up in the hospital. There, major chaos caused by Nurse Fifi, Churro, and Pickle. In the end, the doctor, with Nova's help, convinces Autumn to get a prosthetic arm.
After Zac lies to his dad, he is forced to find a job. Autumn uses her new prosthetic. Liann tries to figure out who Ley-La is. Olly pushes Paisley out of her performance comfort zone, but she doesn't say anything and ends up deeply sad. Zac discovers she's Ley-La, and he encourages her to speak up. She tells him she can't - she doesn't want to ruin his dream of being a famous costume designer.
Olly recognizes that being Ley-La's costume designer is his big chance. Paisley asks Zac to help her dance. Obsessed, Aliya and Liann decide to become undercover detectives posing as reporters. Zac discovers their clue board and, wanting to protect Paisley's secret identity, he destroys it. At the end of the concert, Aliya and Liann find one key clue: Ley-La's guitar pick.
