2girls, aiming, ammunition_belt, black_hair, breasts, crop_top, firing, gun, holding, holding_gun, holding_weapon, large_breasts, looking_at_another, m240, machine_gun, military, military_uniform, multiple_girls, navel, onibi_(foxhound4185), original, pants, red_eyes, shell_casing, shirt, short_hair, t-shirt, uniform, weapon