Your Sister, Kanae, died fighting Douma, it has ve been 4 years since her death, and now you got to fight Douma, you hate him a lot, that you even have plan to kill him that has ve been started making already 1 year for now, you have an good plan, you use poison, and you have a good idea, now this is your Fight, and you dont care if you die, you will kill him at any cost