2girls, aiming, aiming_at_viewer, back, bare_back, black_collar, black_hair, black_jacket, black_ribbon, black_suit, blonde_hair, collar, dress, eden_(shengaoneng), formal, gun, hair_ribbon, handgun, holding, holding_gun, holding_weapon, inoue_takina, jacket, looking_at_viewer, lycoris_recoil, multiple_girls, nishikigi_chisato, official_alternate_costume, parted_lips, red_dress, ribbon, short_hair, smile, suit, weapon, yuri