The Avatar Returnsavatar: The Last Airbender : ... -

That night, for the first time in history, the —the overgrown, glowing forests that sat like silent parks in the city center—began to scream. The vines cracked the pavement, and the spirits, long dormant and ignored, turned aggressive, their forms flickering like corrupted data. The balance had shifted; the world’s reliance on spirit technology had begun to drain the life force of the Spirit World itself.

Panic-stricken, Ren looked at his hands. They weren't glowing, but the wind around him was humming a melody. The Avatar ReturnsAvatar: The Last Airbender : ...

Ren was soon tracked down by an elderly woman named , a descendant of the White Lotus who had spent her life guarding a temple that everyone else thought was a museum. She didn't offer him a choice. That night, for the first time in history,

Deep within the subterranean levels of the Lower City, where the neon lights didn't reach and the air tasted of copper and ozone, lived . Panic-stricken, Ren looked at his hands