"Highly detailed portrait of a manga illustrator, drawn in their signature style, in 4k resolution. The image should feature the artist at work, surrounded by their tools and materials, with a focus on their unique line work and art style. The image should be rendered in a realistic, detailed manner, with a focus on capturing the artist's individual techniques and aesthetic. The image should also include elements of the artist's studio or workspace, such as bookshelves, art supplies, and reference materials. The image should be of HQ quality, rendered with the Octane renderer in the Unreal Engine and 8k resolution. "