inoino, exs-tia, katsuragi marina, kouyoku senki exs-tia, game cg, large variant set, non-web source, official art, variant set, 1boy, 1girl, :o, ass, black pants, blue eyes, blue hair, blush, boots, breasts, buttjob, censored, clothed sex, detached sleeves, elbow gloves, exs-tia (exs-tia 3), from behind, girl on top, gloves, grinding, hair intakes, headgear, hetero, large breasts, leotard, long hair, looking at viewer, looking back, magical girl, mosaic censoring, open mouth, pants, penis, reverse cowgirl position, shiny skin, sitting, sitting on person, skirt, solo focus, straddling, thighhighs, very long hair, white gloves, white leotard