When the malevolent Queen Halle strikes the realm of Gemini, chaos ensues as the twin princesses vanish along with the crucial Night Star Box, causing disruptions across planets, Earth included. To remedy the situation, the fairy Queen dispatches Prince You Le and Sally to Earth, aided by Maggie and Michelle, in a quest to locate the missing artifact. Their journey takes an unexpected turn when they discover that Bei Bei, a girl from Maggie and Michelle's dance class, is one of the lost princesses. With the fate of the Night Star Box and the remaining princess, Ya Ya, hanging in the balance, the responsibility falls upon the fairies to unravel the mystery and restore order.