Grace enrolls in the Infernal Trials--seven rounds of brutal competition--with the goal of becoming a demon so she can be with Apollyon forever. Fearful of what demonic existence would mean, Grace searches for a way to avoid it, while Apollyon investigates his origins. But their deepening relationship is threatened, because the Infernal Trials are filled with vicious contestants who will do anything to win.
Trigger and content warnings are available on the author's website and in the front matter of the book.