Isobel is a spy for Duke Dellental in a corrupt part of Styrrital. But Isobel discovers a plot to take over the entire country. And everyone else refuses to act.

On an alternate Earth, some people have a special power. A type of magic. No two are the same. For thousands of years these powers have gone unnoticed by the rest of the world. Not any more. People are calling them The Aconitum, and Kat was as surprised as anyone else when she first heard about them. But a surprise visit from her sister is making her doubt how normal her life really is.