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.
Where the heck were you even hiding that?!
Wo hast du das jetzt
wieder rausgekramt?!
¿Dónde tenías escondido eso?
¿Dónde tenías escondido eso?
D’où tu sors ce sifflet ?
Da dove l'hai tirata fuori questa?
Onde é que você estava
escondendo isso aí?!
Откуда у тебя свисток взялся?
เอาของแบบนั้นซ่อนไว้ตรงไหนกันน่ะ