The Spires grow deadlier. The cartel tightens its grip. To survive Floor 16, he must forge a new kind of power. After shattering the corrupt monopoly of House Valerius on Floor 15, Ethan, Jax, and Lyra step through the star-iron gate into the Middle Spires, a perilous open-sky archipelago of floati…
by Rowan Thorne