8 Of Nina Hartley's Hottest Sex Scenes Ever!. XXX legend Nina Hartley stars in Volume 6 of Adam & Eve's Signature Series , featuring 8 of her wettest, wildest box and bone-filled scenes, plus a bonus scene made especially for this video! See for yourself why Nina is America's favorite adult star (hint: "no" is not in her vocabulary!). With an orgasmically outrageous never-before-seen encore performance! Watching an Adam & Eve Signature Series video give...