Rule 34 Dev - 2021 alien artist_name blush breasts closed_eyes collarbone couple duo female forehead_ridges gritted_teeth human humanoid katrina_cornwell klingon_(species) l'rell long_hair lying navel nude on_back on_bed open_mouth pubic_hair standing star_trek star_trek_discovery strap-on tallysgreatestfan vaginal_penetration yuri|6687039800