Create an 8K anime illustration, fusing John Singer Sargent's artistry with anime style. Focus on a Gatsby-like man, capturing Sargent's emotional depth and anime's vibrancy. His attire should blend Roaring Twenties elegance with anime flair. The background, a lavish Gatsby-esque scene, should merge Sargent's detail-oriented realism with anime's dynamic exaggeration. Ensure every detail, from expression to setting, weaves a story that's both classically nostalgic and uniquely modern.