Lily Quench and the Dragon of Ashby

As a family of dragon slayers, the Quenches of Ashby have always been burning successes...until the evil Black Count invades, and the family's fortunes go into a downward spiral.  Then a dragon unexpectedly arrives and Lily, the last of the Quenches, is called upon to fight it.  Soon she finds herself on a desperate, magical quest to save Ashby from destruction-and restore the lost heir to his throne...