The Winx Club returns to Alfea to begin their second year at school but their studies are going to be interrupted by the Trix and a powerful new enemy: Lord Darkar.
When Bloom and the Winx Club agree to help new fairy Aisha rescue her pixie friends from the Shadow Phoenix, they have no idea that they will be fighting to stop the opening of a portal to the Realm of Relix and the triumph of Lord Darkar.
With the Trix gaining strong new powers and Bloom being transformed into DarkBloom, all seems lost. But true love can work miracles and the Winx Club can triumph against the evil forces that face them.