"Originally published in single magazine form as Air #6-10"--T.p. verso
"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" -- from publisher's web site
