A catastrophic earthquake has left Tokyo, and most of the Earth for that matter, under the sea. Aika is a salvager who retrieves various remains from the watery ruins. When Aika accepts the dangerous mission of locating and obtaining the mysterious Lagu, she discovers that she's not the only one after it.
Aika SumeragiMain
Rion AidaMain
Maypia AlexymetaliaMain
Gouzou AidaSupporting
Shuuntarou MichikusaSupporting
Gust TurbulenceSupporting
B.A. BandoraSupporting
Rudolf HagenSupporting
Nena HagenSupporting
BettySupporting
Rie PetoriyacowaSupporting
Etsuko MinaSupportingAniList supplies these relationships. Prequels and sequels connect the story; they do not establish a complete viewing order. Adaptations and source manga are separate works, without an assumed Episode-to-Chapter match.
