Prompt: The 19-year-old man who lacks the pigment factor is named \"Yunxiang\". The facial features are deep and handsome. He has short, messy white hair, and unique white eyebrows, white eyelashes, and sky blue irises that make him unique. The fair and smooth skin exudes a faint rosy glow. He has a straightforward, lively and enthusiastic personality. He wears a loose white V-neck sweater and thick blue-rimmed glasses. Always with a big smile, his style exudes energy. The background is blue sky and white clouds, conveying a happy, energetic mood. The style should be whimsical, incorporating bright blue lights to enhance the clear-sky ambience. Natural elements are intricately intertwined, depicting complex patterns and textures that resemble clouds and blue skies.