Written by G. Willow Wilson Art and cover by M.K. Perker In this second volume of the acclaimed new Vertigo series, 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. Then, as the race to find a mysterious device begins, Blythe must master her skills as a hyperpract - regardless of her own acrophobia. Don't miss this second AIR collection, featuring issues #6 - 10.