The Citadel Chronicles: Book One - A Queen Reborn

Fugitives from the Citadel, Claire, a Soul Host, and her Guardian, Cole, find themselves on Earth's Wild West frontier. With their days of running behind them, they settle down to live happily ever after running a saloon... Then the soul of the assassinated Queen of the Dragons emerges in Claire's body, causing trouble and nearly killing Cole. But when the Director of the Citadel tracks them down, things really get out of control.