Harry Potter disappears the summer after the fourth year, but returns during his trial a changed youth, he's more mature. Making new friends and new enemies, Harry must face betrothal contracts, and Ancient Houses all while navigating politics and still dealing with the threat of Voldemort.
Formerly Seven Deadly Sin AU. Harry goes missing after his fifth at Hogwart's only to return in september, colder and magically talented. No one knows where he went or why he is so different?