The Story of the Antagonist

{AU} Hitsugaya Toushirou has always been introverted and uncaring towards the world. That is, until one girl comes along. However, she's in love with someone else—his very own friend Kira Izuru. And the painful fact is that he loves her too. So, Toushirou does the only thing he can think of: break their love story. —HxH