airi (blue archive), niko (blue archive), tsumugi (blue archive), blue archive, ai-assisted, 1boy, 3girls, animal ear fluff, animal ears, black hair, blue eyes, completely nude, cooperative fellatio, cum, cum on body, face focus, facial, fellatio, food-themed hair ornament, from above, green eyes, green hair, hair ornament, halo, ice cream hair ornament, long hair, looking at viewer, multiple girls, nude, oral, penis, penis on face, pink hair, pov, short hair, teamwork (sexual), tongue, tongue out, uncensored