Lost Moon by Dana Davis

Three women. Two worlds. One destiny.

Kepriah of Landerbury is on the run from bounty hunters, who want her head. Larisa of Donigere endures a great tragedy that leaves her clinging to life. Patrice Aurora Gray believes she may be going insane. These three women must fulfill a magical destiny in order to save their worlds. Will they become the most powerful sorceresses in history? Or will tragic loss and conflicting ambitions cause them to forfeit that destiny and destroy two worlds?