Lost and Found Music Studios follows a group of talented young performers that are a part of a unique and elite music program whose members hope to turn their musical passion into a musical profession.
The musicians prepare a party for the Studio's graduates. Leia hopes to perform a song for her crush, Luke, but Luke is busy helping his friend, John, express his feelings for Michelle. Eva receives a sign, but is it good or bad?
When Mr. T selects Rachel's song over Leia's for auditions, an upset Leia worries that she is slipping in her songwriting ability. Meanwhile, Eva helps Jude shoot a unique music video for his new song.
As the studio prepares for auditions, Leia and Rachel speculate about potential new members. Also, the band records a demo with the help of producer Mr. T.
It is Day One of auditions, and hopeful musicians flock to Lost and Found to show what they can do. Annabelle and Maggie bond while Nate must calm his embarrassing mother. Leia faces off with her old nemesis, Britney.
As Day Two of auditions begins, John vows to get Annabelle a second chance. Mary has a bold strategy for her audition, but her risk does not pay off. A nervous Clara gets reassurance from an unexpected source.
The new members are revealed, and the veterans of the studio partner up with them to give them a crash course in life at the studio. Annabelle is stuck with Leia, who is too distracted by Luke and Maggie's new bond to be a proper mentor.
John is having trouble at home and moves into the band's van. A nervous Clara gets stage fright when she performs with other members. Luke and Leia try to get the van into 'dateworthy' shape, which leads to confusion and heartbreak.
Annabelle tries to get in with the in-crowd at Lost and Found, with disastrous results. Meanwhile, singer-songwriter Tyler Shaw visits the studio, and Jude and Rachel battle for a chance to be his personal assistant for the day.
The Lost and Founders form groups to work on a song. Isaac and Jude find a songbook and are impressed by the lyrics. Leia, Maggie, Rachel, Annabelle share secrets to bond as a group, but Leia is unwilling to disclose her secret to Maggie.
John and Luke visit their old piano teacher and receive unexpected news. Jude helps Eva get over her diary disaster by arranging a recording session. Leia and Maggie unexpectedly wind up at a concert together.