Shelby Black has a secret.For the past six months, her uncle Roy has been training her to be an exorcist. But high school is hard enough without having to explain that you fight demons for a living, so Shelby keeps her extracurricular activity to herself. The last thing she wants is for her crush, Spencer, to find out what she does in her off time.And Shelby knows how to keep a secret—even a big one. Like the fact that her mom left under mysterious circumstances and it’s all her fault. Shelby is hellbent on finding her mom, no matter what it—even if what it ends up costing her is her soul AND her relationship with Spencer.