Actually, Harry did make it into the most secure room in the Dept. of Mysteries at the end of his Fifth Year.
The set-up: What if both Hermione and Lily came from maternal lines of squibs who had not forgotten their links to the Magical world? And what if not all Squibs were like Mr. Filch and Mrs. Figg?
What if Hermione had come up with a plan other than a long-term camping trip for book 7?
After Harry's first year, Vernon Dursley tried to hit Harry, but missed, and so Harry was locked away for the summer. What if Vernon hadn't missed?
Formerly titled "Make a Wish." An AU fifth year story wherein Harry's fondest wishes come true. . . Harry/Multi