Create an emotional and slightly blurred photograph of a cute Hong kong girl from Gen Z, sitting on the edge of a school swimming pool during summer and eating an ice cream. The background should include the blue water of the pool, the Hong Kong school buildings, and the bright sunshine. Capture this scene as if taken with a "Utsurun desu" disposable camera, with film grain, a slightly retro color palette, and a nostalgic, soft-light atmosphere --ar 5:8 --style raw  --s 250