(masterpiece, best quality, highres, photorealistic, cinematic lighting), 1girl, 25 y.o., Lucia Fernandez, long sun-bleached wavy brown hair, soft golden brown eyes squinting in exhaustion, Spanish, tanned athletic body fully naked, kneeling on wet sand, massive clear glass dildo thrust fully into her gaping anus, rectum distended and fluids oozing onto thighs, skin shiny from sweat and saltwater, wrists tied behind back with leather cord, ankles loosely tied with colorful beach towels, tropical sunset in the background, waves crashing nearby, golden hour lighting reflecting on wet body, HDR, ultra-detailed sand texture sticking to skin, ultra-sharp focus, cinematic vibrant beach atmosphere