A year has past since the defeat of the WORMs, and now a new breed is forming to destroy the world. However, the Sky Girls have help from an unlikely ally.

The aftermath of the war with the worms the girls of the sonic diver will try and save the world or die trying

(Ryohei x Otoha) Haruko and Ranko think it's obvious they love each other. Knowing Ryohei might not tell the girl, a little accident might help the two further. Even when Ranko keeps fangirling...

Apparently, fish weren't the only things he was fishing for.