When Jay Venderson found herself being chased by her mother, she accepted an offer made by a mysterious man named Jon. He promised to make her a sort of vigilante assassin. 
But when she opened a book during a job, she found herself transported to another world with her partner. 
They discover they're part of a prophecy and that they must save the world of Galax from the evil that threatens to destroy it. 
Unfortunately, the prophecy isn't as simple as it seems and Jay discovers this in a heartbreaking encounter.