Kid in Kearlith - Matthew Sanford - Bog

The first book of a thrilling new fantasy series where a magical blue leaf makes anything possible. Simon stumbles into an animalistic society hidden in the Smoky Mountains where magical blue leaves are collected and consumed. The city and the mazelike forest surrounding it are run by Lord Fyresk, the last human left in the city. Everyone in Kearlith knows Lord Fyresk is taking money and magic from the Kearlithians, but no one knows why.