Starting from the day after Harry Potter was born, Lily, the Marauders, and various surprise guests write diary entries into a book, meant to be presented to Harry on his seventeenth birthday. Harry finds it in the back of his family vault, unfinished and almost forgotten about...

Sorting is done in a few minutes of a child's life, and can affect so much. The hat tries to combine a child's nature with their whims, to place them somewhere for seven years. But people can have more than one good quality. There are some who were placed in the right house, and emulate it. But there are some who have become more than their house. AN: On the last page is an index.