"Where is happiness for goldfish?" A-18-year-old Japanese girl who lost her long-kept goldfish goes on a trip to Hong Kong to find the answer. During her trip she meets a mysterious Hong Kong girl at a fish store. By identifying each other they share an idea of life and death. Knowing that its destiny of goldfish is dying in a fish bowl they spontaneously head to the lake with a single goldfish in her hands. Will goldfish survive in the nature? The question can be only answered by the action upon their belief.