Harry Potter The Auror (Harry Potter Fanfiction)

Harry Potter, 21 years after The Deathly Hallows, is an auror, married, and has three kids. Since Voldemort's defeat, not many dark wizards and witches have surfaced, but he soon receives an urgent letter from Hogwarts, describing mysterious happenings, and asking for help. Meanwhile, his daughter Lily is spending less and less time at home, and she always seems distance. At last, she goes and doesn't come back. Harry is torn between finding his daughter and saving Hogwarts, but he soon finds them to be more connected then he thought.This is based off of Harry Potter, so characters and places are J.K. Rowling's.