Before Serena, Max, and their friends know it they'll be graduating high school! Well, if they manage to survive their last year. Three new threats have entered the Magic Dimension. These are , and they have . It doesn't take long before the Light Guardians learn that the brothers are bent on . Once her spirit is free she'll be able to open the Oblivion Gate. If the Frost Brothers succeed in freeing the Dark Fairy, all hope of saving the universe will be lost.