1girl, arms_behind_back, ass, bare_shoulders, black_background, breasts, cattleya_(houtengeki), demon_girl, demon_horns, demon_wings, from_behind, green_eyes, hair_intakes, horns, houtengeki, huge_breasts, leotard, long_hair, looking_at_viewer, looking_back, original, parted_lips, pink_hair, purple_leotard, simple_background, smile, solo, tail, thighs, wings