Alpha Dragon

Young dragon shifters Akiera and her older brother Augustus have been raised in a secluded area where they see none other than their parents and each other. Suddenly their parents are murdered by an alpha dragon. The reasons are unknown. Now Akiera and Augustus must go on a journey they know nothing about. Along the way, they meet a few mysterious people and face deathly challenges and troubles but also good times. What is the secret they need to figure out? Who are these people? Why were their parents murdered?