A Human, A Dragon and An Army

Death Marks are a disgrace in people's eyes, anyone born with one is seen as a sinister monster.
But in reality, they aren't at all. the marks have a hidden power that could be used for good!
Leo, the Dragon rider, sets this as one of his life-time goals to Prove it to his people that him and many others are just unique in a harmless and positive manner.

(Credit to Sarah King for the Cover)