A young woman(christy canyon, age 25, yoummg amd vibrant, fit and trim

A young woman(christy canyon, age 25, yoummg amd vibrant, fit and trim, extra long saggy breasts) in a sheer negligee kneeling by a fireplace in a Christmas-themed living room, playing with Santa's enormous penis, beautiful detailed eyes, beautiful detailed lips, extremely detailed eyes and face, long eyelashes, realistic, photorealistic, photo-realistic:1.37, best quality,4k,8k,highres,masterpiece:1.2,ultra-detailed,HDR,UHD,studio lighting,ultra-fine painting,sharp focus,physically-based rendering,extreme detail description,professional,vivid colors,bokeh,portrait