Giant Koi in Dreamy Nebula

A surrealist digital illustration style, using a low-angle downward view. The image depicts a giant colorful koi swimming through a dreamy nebula, surrounded by brightly colored nebulae and bubbles. 
In the center of the frame stands a little figure, with his back to the viewer, calmly gazing up at the giant koi in the sky, its head looking down at the figure. 
The overall composition presents a strong contrast in size, creating an ethereal and dreamlike atmosphere. The ratio is 9:16