Project Black Dragon (My Family Got Reincarnated into Elves and Dragons)

David Carter died on a Tuesday pushing his kids out of the way of a truck. He expected nothing after. What he got was a god who goes by Uncle Arby, a black dragon body, and the discovery that his kids had been reincarnated into elves in a world that wants them dead. Now the rarest dragon in a billion years has one job — keep his children alive long enough to tell them he's they're dad and they are back together. Welcome to project black dragon my first light novel!