2girls, back-to-back, blonde_hair, blue_eyes, blush, breasts, brown_eyes, closed_mouth, erica_hartmann, gertrud_barkhorn, hair_ribbon, looking_at_viewer, military, military_uniform, multiple_girls, no_pants, open_mouth, ribbon, shiny_skin, short_hair, sitting, small_breasts, strike_witches, tricky_46, uniform, world_witches_series