Avatar the Last Airbender: The Shadow of Kyoshi (hardback) by F. C. Yee (the Kyoshi Novels, Book 2)

The epic, can't-miss follow-up to the New York Times bestselling Avatar, The Last Airbender:The Rise of Kyoshi

Kyoshi's place as the true Avatar has finally been cemented but at a heavy cost.

With her mentors gone, Kyoshi voyages across the Four Nations, struggling to keep the peace.

But while her reputation grows, a mysterious threat emerges from the Spirit World.

To stop it, Kyoshi, Rangi, and their reluctant allies must join forces before the Four Nations are destroyed irreparably.

This thrilling follow-up continues Kyoshi s journey from a girl of humble origins to the merciless pursuer of justice still feared and admired centuries after becoming the Avatar