An ethereal fantasy from the editorial team behind the New York Times bestselling series The Ancient Magus' BrideIn a world split between the Inside and the Outside, those living in both realms are told never to cross over to the other side, lest they be cursed.

young girl named Shiva lives on the other side, in a vacant village with a demonic guardian known only as "Teacher." Although the two are forbidden to touch, they seem to share a bond that transcends their disparate appearances. But when Shiva leaves Teacher's care to seek out her grandmother, the secret behind her mysterious living arrangement comes to light.