Bloom accidentally finds out that Brandon is not a simple squire to Prince Sky, he is the real prince instead. For security reasons, the two friends switched roles. But there is another surprise: Brandon has a fiancée, the beautiful princess Diaspro. Bloom engages a fight against Diaspro, because she is convinced that the witches are again behind it. To her great disappointment, Diaspro is real! 

The Trix take control of Cloud Tower and summon the Army of Darkness to control Magix.