Rachel Morgan, witch-born demon, suspected that protecting the paranormal citizens of Cincinnati as the city's subrosa would be trouble. But it's rapidly becoming way more trouble than even she could have imagined.

While Rachel and her friends may have vanquished the trickster demon Hodin, his mysterious associate known only as "the mage" is eager to finish what Hodin started, beginning with taking down Rachel's power structure piece by piece.

Her world is falling apart, and Rachel desperately needs help. But with all her supporters under attack, her only hope is to make a deal with the unlikeliest of allies. . . .