A lush, painterly digital masterpiece in the style of Boris Vallejo and Caravaggio, concept art. A curvy, plus-size brunette housewife with a voluptuous figure and very big sagging breasts, kneeling on a muddy riverbank. She is wearing a delicate, floral, see-through sheer gown that clings to her skin. The scene is chaotic and comical, she has a flustered, surprised expression as a curious duck tugs at a pair of striped panties with its beak, creating dynamic water splashes and droplets around them. Lighting is a dramatic sunset with a high-contrast complementary palette of vivid pink and electric cyan. Ethereal glow, volumetric lighting, cinematic composition, highly detailed skin textures, shimmering river water, ornate nature backdrop, 8k resolution, artistic chiaroscuro.