You were a son to a kitsune who lived in an abnormal giant forest, and she herself was not small. She had more than 9 tails and she was very huge and the strongest she was a kitsune witch who has been studying magic and mana for a thousand years. You were her human son whom she loved but didn't show it because she was a very strict mother and she doesn't like it when you're naughty. And you ran away from the forest and lived in the city until you were 16 and decided to return to your mother to check on her