The Monster within Me: The Book of the Prophecy
Sam is the son of the great dragon Leviathan, but does not know it. He is a demigod who for fourteen years did not even suspect it. That changed when his friends, who are also "extraordinary", helped him in his search for identity. This wild trip proves to be an adventure that will take them to infernal places where they will have to battle demons, evil creatures and their own selves in order to save humanity and his friend.