When Violetta is captured by Rixel and Gargona, she has to choose sides between her friends and Rixel. Meanwhile, Mia and Renzo buy Mario a gift for his scooter, and Mia asks Varia to watch over the unicorn foals.

Mia and her friends plan to set off to the icy North Horn to find Ono, but Raynor tells them that they have to protect themselves against the cold. In Centopia's volcano, they find the unique fiery flower to help protect them.