1boy, 1girl, animal_ear_fluff, animal_ears, bed, bed_sheet, black_hair, blue_archive, blush, breasts, cat_ears, closed_eyes, commentary, completely_nude, doodle_sensei_(blue_archive), extra_ears, fang, hetero, highres, indoors, lamp, long_hair, navel, nipples, nude, sensei_(blue_archive), serika_(blue_archive), sex, shengtian, small_breasts, twintails, vaginal