After a long and hard battle, the Winx and Specialists finally defeated the evil Wizards of the Black Circle. Or so they thought. To finally rule the world, they need a power that was lost long ago. Flora has a condition that allows her to take strength from both sides of the magical spectrum- light and dark. It was thought that this "condition" had been eliminated to stop it from being abused by the wrong people, but Flora makes Miss Faragonda in particular have her doubts. The Wizards of the Black Circle make a shocking re-appearance as they figure out Flora's secret.