Fleeing the war, the immortal Machia, graced with eternal youth, finds a baby abandoned in the forest and decides to raise it as her own child, sparking a moving story between a mortal and a being who does not age.

Hiyoko wants to become an artist like her mother, but her father would prefer that she took a different career path. Enraged when she notices that he took all paintings done by her mother from the house, she decides to run away. Unable to find a place to sleep among her acquaintances, she ends up at Asylum Stadium, an abandoned field that is shelter for many homeless, but that is about to be torn down by the government. There she meets Akira, a strange individual capable of flying.

A floating space without gravity where an infinite number of lights shine in different colors: The "Box of Wisdom." Inside of this box, there are multiple worlds, multiple timelines, and there used to be many different people. This is where Dual and Dorothy were fighting with enemies called "Viruses." Worlds infected by viruses must be erased. That is the duty, the job of these girls. However, one day, Dual and Dorothy feel the presence of a new Virus. Arriving at the scene, they see a girl being attacked by Viruses. After saving the girl, the duo wait for her to awaken so they can ask who she is, where she came from, and where she is going. Finally, when the girl opened her eyes, she gave her name, Rimo, and whispered only one sentence... "I must return to the flower patch..."

The war on terror exploded, literally, the day Sarajevo was destroyed by a homemade nuclear device. The leading democracies transformed into total surveillance states, and the developing world has drowned under a wave of genocides. The mysterious American John Paul seems to be behind the collapse of the world system, and it's up to intelligence agent Clavis Shepherd to track John Paul across the wreckage of civilizations and to find the true heart of darkness—a genocidal organ.

Part 3 of WAVE!! -Let's go surfing!!

Denji is a young man who makes a pact with a demon and ends up working as a Devil Hunter hunting devils.