Ronan Trueloves best friend, scrappy smart aleck Greta Sustermann, has no idea that she is one of the thirty-six Pure souls crucial to the safety of the world. But Ronans evil father has figured it outand hes leading the Bend Sinister straight to Greta. If they capture her, shell suffer a fate far worse than mere death. But to get to Greta, theyre going to have to go through Ronan first.