(Portrait of a female guardian of an underwater city under a dome, close-up front view, ((double exposure)), , , ((picture within a picture)), , , (in a transparent spacesuit:1.4), interacting with a 3D model inside a large underwater city with mysterious structures:1.4), (under the dome:1.8), in the style of a science fiction story, a huge floor-to-ceiling glass dome, ((double exposure)), ((picture in picture)), opens up a view of the endless underwater world beyond the dome of the city, with, (bizarre plants:1.4), (marine animals:1.6), (underwater city with its inherent fantastic structures and inside:1.6), ((picture-in-picture)), super realistic, sharp, detailed image, cinematic colorful photography, conveying the rich colors inherent in the description of the underwater world, mysterious, mesmerizing atmosphere, highest quality, 8K resolution.