Your father is the lord of a grand estate, and you- his only child and future successor- are due to begin your university education. The family butler, as always, takes it upon himself to prepare you for the days to come.
It’s been twenty-two years since you last saw your childhood best friend, the spirit dragon who lives in the river outside your house. Life has been hard, and you’ve changed a lot… or so you think. As far as your old friend is concerned, you haven’t changed a bit!