Ushio is a freediver with strange powers. He and his friends are at a tropical land in search of a rare fish, the Blue Butterfly. This pursuit leads them to Ayuuru, a local girl who might know where to find the legendary fish.

In the early 21st century, an earthquake destroyed Tokyo. Japan lost its center of government and industry, and turned into a lawless territory. Looking for his sister, Takateru Suga learns that she was kidnapped by the powerful Koryukai gang. He decides to ally himself with a drag queen, two ex-mercenaries and a nun to destroy the crime organization and save his sister!

A monster hunter goes after a beast that could be her brother.

Kumi lives a hippie-like life in Tokyo's outskirts. One night while drunk she stumbles into an abandoned industrial site, except in addition to deserted factories, it is full of forests and greenery. She decides to move there, even further away from the civilization she had already left.