Rule 34 Dev - 1990s_(style) 2girls aftersex bed_sheet blush breasts character_request closed_eyes hand_on_own_face long_hair lying mecha multiple_girls navel nipples nude on_side purple_hair red_eyes red_hair retro_artstyle robot science_fiction sitting sleeping space spacecraft_interior star_(sky) viper_(series) viper_v12 window yuri|7308074709