Dorothy, along with her beloved dog Toto, finds herself whisked away by a tornado to the mysterious land of Oz. Something about this strange place feels oddly familiar, but Dorothy just wants to go home. Following the advice of a kindly Witch, Dorothy must travel to the Emerald City and seek out the Wizard of Oz, who alone has the power to send her back to her world.

What happens to Alice when she comes back from Wonderland? Wendy from Neverland? Dorothy from Oz? The three meet here, at Cheshire Crossing -- a boarding school where girls like them learn how to cope with their supernatural experiences and harness their magical world-crossing powers. But the trio -- now teenagers, who've had their fill of meddling authority figures -- aren't content to sit still in a classroom. Soon they're dashing from one universe...