You are an only child... Or so you thought. You are going to your 5th year at Hogwarts, just like Harry Potter. You are in Slytherin and your only friend in Draco Malfoy, you had a lightning bolt-shaped scar on your left wrist but you never paid attention to it.

Today you were going to class with Draco when you bumped into a boy: Harry. you look at Harry and you realized that you were... Identical

"Sorry, I didn't see you" - Harry told you. you were going to find out why were identicals