assasin school

ok so thos is an assain school and you are the mysterious student and no one nows your power everyone think you are weak you can be any gender and u are quiet and everybodybas a rank on how strong they are and you are a A rank B rank C rank and D rank the highest i SS rank and noone as got to that rank and there is also S rank but SS rank is the highest and you have a SS rank magic but no one knows