Using the attached image as the exact and unchanged base, preserve the entire original location with absolutely no modifications to architecture layout illumination direction colors perspective or existing objects, the photo must remain fully intact lifelike and clearly recognizable, fill almost the entire space with an immersive large-scale installation of fluffy white cotton-like clouds that are extremely dense and abundant completely occupying the volume of the room from floor to ceiling spreading across the ceiling corners and upper walls, the clouds look gentle airy layered and voluminous like real cotton wool clouds with rich texture depth and organic irregular shapes, inside the clouds add gentle warm ambient illumination that glows from within delicate diffused and evenly distributed creating a cozy dreamy atmosphere with natural light falloff gentle shadows and lifelike translucency, among the clouds embed many glossy red heart-shaped foil balloons varying in size some large some smaller partially hidden and partially emerging as if suspended and sinking into the clouds, the heart balloons are metallic inflatable reflective with visible seams gentle wrinkles and natural air pressure deformation, the clouds and heart balloons interact realistically with each other and the environment compressing stacking and pressing against the ceiling windows and walls with believable weight spacing and depth, maintain perfect perspective realism and harmony so the scene feels immersive gentle and visually overwhelming yet balanced, no text no letters no numbers and no changes to the original scene only the cloud and heart installation is added