1 Book Found

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"A story about a boy who is raised in a castle under the servitude of an old king, he is the son of a deceased noble and the man he is serving, his grandson or something like that is having an arranged wedding with the country in the north they might be elves, but once the ceremony is to start the entire populace of the other nation is killed along with their dragon rider, and dragons, the mc sees everything from afar and hides in the secret room, later he as he’s running away he gets to a graveyard where they dumped the dragon, he hears someone and hides inside the dragon in which he finds a dragon egg. Later he runs to the forest to get away and nearly freezes to death but then the dragon hatches and imprints upon him. He later finds one of the northern country girl and teams up with her to go to his hometown to then take claim of his inheritance They find an old guy who used to be a part of the gryphon squad the elite military of the nation, and he helps them learn the magic and trains them a bit"