In the near future, much of the world has been forgotten at the bottom of the ocean due to rising sea levels. Natsuki Ikaruga, who lives in a small town surrounded and stranded by the sea, is invited by a mysterious woman, Catherine, to search for a treasure in his grandmother's house who was a marine geologist. One day, he dives to the bottom of the ocean in a submarine and encounters a mysterious capsule with a girl sleeping inside. The girl was a humanoid so sophisticated that she could be mistaken for a human.
We have to create a future.
علينا أن نبني مستقبلنا
Für unsere Zukunft
müssen wir selbst sorgen.
Hay que construir un futuro.
Hay que construir un futuro.
Il faut penser à long terme.
Dobbiamo costruire un futuro.
Precisamos construir um futuro.
Надо и о будущем думать.