Energetic singer-dancer Mía auditions for Saint Mary, a fancy boarding school with a performing arts department. Popular Lupe dislikes her instantly.

An upset and rejected Juanma tries to leave Saint Mary. Mía's godmother takes her to school, but Mercedes is confused about why she's there.

Mía convinces new friends Zoe and Simón to try out for Go! Agus asks Sofía for boy advice, and Álvaro suspects Juanma is playing badly on purpose.

Lupe tries to get Mía in trouble with a video while Juanma makes Álvaro miss the basketball game. Ramiro remembers Mía's talented mother.

Lupe hosts her exclusive annual back-to-school party, but it's Mía who has to save the day with music, energy - and an old friend.

Mía has a stressful dance-off with Lupe before getting to know Álvaro better. Juanma tries to apologize for his actions.

Mercedes wants to fix things between Juanma and Lupe. Mía fights with Gaspar about the band and gets into trouble over her grades.

Lupe tells Mía they should be friends, Olivia shares her feelings with Álvaro, and Zoe secretly meets up with Gaspar.

Mía gets upset with Álvaro for talking to Gaspar about a Saint Mary scholarship. Agus is worried her secret crush will find out she likes him.

Álvaro's dad forces him to do a big interview instead of playing in an important basketball game ... but Mía has other plans.

Lupe is upset about Ivana's choice for soloist, and her parents get into a fight about it. Meanwhile, Juanma deals with his injury.

Álvaro tells Juanma not to hurt his sister, Mía gets jealous of Olivia, and Gaspar is worried about his scholarship application.

Álvaro's father visits the school. Lupe wants to change her duet with Zoe, and Juanma makes a decision about his new activity.

Lupe's jealousy and competitiveness with Mía has her acting out - just as an important competition is about to start.

The Go! team competes with their song and dance numbers. But many surprises - both good and bad - happen during their dynamic performances.