One

Chrissy was discreetly observing us from the periphery of the room. Her acquaintance was undressed, kneeling in my line of sight, anticipating the snap of my camera. From Chrissy's animated expression, it was evident she derived immense pleasure from the scene.
However, it was only when she undressed, uncovering her dripping core, that her unrestrained delight in being an exciting visual spectacle became palpable to me.