Four hours.
That's how long Petunia allowed her husband to teach the freak a lesson.
Four hours where she doted on her perfect son, promising to get him a few new toys because the freak was interrupting the tv show that he was watching.
Four hours where her nephew the freak screaming out in pain, that he rightfully didn't deserved.
Four hours in which 11 year old Harry Potter was beaten constantly for a mistake he didn't do.
Four hours for the blood wards to search for another candidate to hold them.
Four hours, which is the exact amount of time it took for a Night Fury and his rider to make it from their hidden archipelago to a house in Surrey.
All it took was four hours to change multiple lives for the better.