A stunning underwater fantasy scene features a solitary girl with shoulder-length two-tone hair, blending black and green hues. Her straight locks gracefully tuck behind her ear, revealing mermaid scales shimmering along her cheek. She has captivating yellow eyes accentuated with black eye shadow and liner. Her expression is highlighted by a shy smile and a subtle blush, exuding charm and innocence. The girl is adorned with beautiful jewelry, including a striking piece on her forehead. She tilts her head cutely, directly engaging the viewer with her charming gaze. The vibrant underwater setting showcases a harmonious blend of colors and fine details, creating a breathtaking cinematic experience. The overall aesthetic is vibrant and high-resolution, merging fantasy and elegance while steering clear of unwanted elements such as low resolution or unrealistic features.