Royal Blood (Fantasy AU- Reader X Kirishima)

Y/N grew up in the Midoyria household, being treated as part of the family since she was 5. When Izuku decides to go on an adventure to visit the newly crowned Dragon King, Y/N tags along. While traveling, they come across a young half-breed who claims to have been sent by the king to help guide them on their journey. Much to her surprise, Y/N cant help but feel like you've seen him before.