Brothers of Brimstone Book 1: Slater

Mallory Moody takes a teaching job in the human sector, hoping to win the favor of her old crush, Randall. But her plans for love are upended when she inherits a sleep demon from her predecessor and faces an uninvited debt-collecting demon named Slater. Now, Mallory must juggle her work, a budding romance, and battling two unexpected houseguests—demons who complicate her already chaotic life.