Kowloon has endured for over a millennium, its people hidden beneath the surface, believing themselves to be the last of humanity. The Yaozhi Dynasty has ruled unchallenged while believing its Mandate from Heaven is unbreakable.
When Keung, the Emperor's nephew, executes a key rebel leader, everyone expects the conflict to die down. Instead, it boils hotter than ever before; a new leader in the South takes charge, the rebellion grows more violent, and the loyalties of the Emperor’s allies are tested.
Meanwhile, something stirs high above Kowloon; for the first time in their ancient history, the surface has uncovered their existence.