Mikayla Blake thought she did her hometown a solid when she exorcised the demon killing her classmates. But it turns out she only pissed the demon off and forced it into her uncle's body. She's pushed to make tough decisions to save her uncle from possession, like venturing into the very place no Hunter should go: the Nether. Lucas, her shape-shifting Sentry, isn't making things easier on her either. A constant reminder of a past she doesn't remember, he's pushing her to act on the forbidden feelings they have for each other. When Mikayla refuses to give Lucas the answers he needs, she learns that he's forced to make some tough decisions of his own.