In this second volume, Blythe's mysterious rescuer reveals the truth behind one of the most shocking disappearances in aviation history - a secret tied to the origin of hyperprax flight. As the race to find the device begins, Blythe must master her skills as a hyperpract. But her fear of heights may get the better of her. Blythe has traveled through a country that doesn't exist to a dimension of lost things to search for the stranger she's fallen in love with -- a man who may or may not be a terrorist. Now, they will