Katie wants to invest her heart and soul in love, but she may lose both to Hell. Katie, a senior in high school, is torn between loving the "good" guy, her childhood friend Wes who makes promises he doesn't keep and abandons her when she needs him the most, and the "bad" guy, the new kid at school Josh who is also a real demon from Hell. Katie wants someone who pays attention to her and puts her first, but what is she willing to give up to find him?

Dating a demon has its advantages, like helping deliver souls to Hell. Wait...what? Katie’s world has been turned upside down. She's fallen for Josh—despite the fact that he’s a demon from Hell. Wes is finally out of her system and her life. Convinced she can change Josh, she sets out to make him a better person, only to find out things aren’t as simple as she’d originally thought. For one thing, Josh has Katie help him deliver souls to Hell, and she kind of likes it. And to top it off, other more powerful demons are battling for her soul, and revelations from the past could change the course of her life forever.

Katie has been through Hell—literally—and discovered that it wasn’t as bad as she thought it would be. In fact, she kind of enjoyed it. She got to be with Josh, found out about her past, and discovered who she wanted to be as a person. Katie didn’t care that her actions went against social norms. She was happy. But things are changing—again. Wes has come back into her life, and that can only mean trouble. His presence threatens to unravel her new-found happiness. She can’t allow that. She won’t let him back in. Yet, Katie can’t push him away. Thrown back into a state of confusion and uncertainty, Katie is once again forced to pick sides, and in the process, she may lose herself.