In a land with levitating mountainous islets, aspiring Sylphs prepare to join the Study. Up on a remote glider, Naalisse must reach this place of knowledge in order to become an accomplished Sylph. Her pink hair, a reminder of her mysterious origins, makes her the object of suspicions and mockery. But that’s nothing compared to the veritable trial awaiting her: in the face of strange phenomena, Naalisee realizes that ancient forces are about to strike her world…