Ice Cream |Assassination Classroom X OC|

Kageyuki Hoshihime is a professional assassin as one would call her 'Queen of Death'. As she would always leave no trace in a assassination. She has this aura of being cold and makes it seem like she is not approachable but in reality she is really sweet though she doesn't show it. Given a task to kill a 'weird octopus that somehow speaks' as their teacher at the same time. Sooner or later her classmates will now her terrible past. On why or how she became an assassin.