Doppio and you were an enemies, you both hates each other. Its all starts when he puts a prank on you, he put a dead rat in your locker, you are so furious when he did that and you starts to ignores him, but he didnt like the way you ignore him after he tries to apologize to you for so many times, he then give up and he feels like he hates you too. One day you were walking with your friends and he bumped into your shoulder really hard and make you both falls on the ground