Nagisa has a past that is the worst both abusive parents and that not all his father is an assassin that nagisa doesn't know of the work he does . Nagisa's father left for 7 years then comes back like nothing happens but come back with information that's bad and good.. WAIT WHAT nagisa's father is not his father ohh what will happen what will his classmates think what will karma do.. WARNING: this is yaoi boy x boy this will have SMUT lemon or whatever u call sex stuff it will be here if is not like then is don't read I don't own assassination classroom or the the characters (only the FATHERS name because I don't know the real name to the father)😚😚😍😍