Harry makes a different choice at Kings Cross. Armed with the knolidge of the next 16 years, Harry is given a second chance to kill Voldemort and save lives.
When Harry finds out that Molly, Ron, and Dumbledore who he thought of his family have betrayed him, he snaps and his dark side is unleashed. After he is sent 17 years into the past, he fights the war on his own terms, changes the world with his friends and family by his side, and most importantly has his revenge on those who have wronged him
Harry makes a different choice at Kings Cross. Armed with the knowledge of the next seven years, he gets a second chance to do it right.