1boy aiming aiming_at_viewer ansatsu_kyoushitsu black_necktie black_vest blue_eyes blue_hair blush collared_shirt commentary_request crack cracked_glass finger_on_trigger gun hair_between_eyes hair_tie_on_wrist handgun hazuki_tooya holding holding_gun holding_weapon kunugigaoka_middle_school_uniform looking_at_viewer male_focus necktie night parted_lips school_uniform shiota_nagisa shirt short_hair short_sleeves solo trap two_side_up upper_body vest weapon white_shirt