acid (acid-field), original, machine pistol, bad id, bad pixiv id, 1girl, abs, belt, black hair, blue eyes, breasts, cleavage, covered erect nipples, female focus, fingerless gloves, gloves, gun, holding, holding gun, holding weapon, jacket, mac-10/11, medium breasts, one-piece swimsuit, open mouth, short hair, sideboob, solo, submachine gun, swimsuit, swimsuit under clothes, trigger discipline, weapon