King Randolph (Christopher Gaze) calls his cousin Duchess Rowena (Catherine O'Hara) to take care of his 12 daughters. The eldest of them is Princess Genevieve - Barbie. King wants his daughters to be better ladies and thinks that his sister would help them in this. But, instead that Duchess helps them enjoy their life in their favorite pastime: Dancing. While enjoying dance the sisters find...

King Randolph (Christopher Gaze) calls his cousin Duchess Rowena (Catherine O'Hara) to take care of his 12 daughters. The eldest of them is Princess Genevieve - Barbie. King wants his daughters to be better ladies and thinks that his sister would help them in this. But, instead that Duchess helps them enjoy their life in their favorite pastime: Dancing. While enjoying dance the sisters find a gateway to a land where they can have unlimited fun. On the other hand in the real world their father falls ill and their kingdom is in danger. Will they return back to the truth and join forces to save their kingdom?