The story takes place in a city where it's said that has thousands of levels. In a shutdown area, thousands of levels overlap each other, you couldn't tell the sky from the ground and you couldn't tell which way is up or which way is down. Maybe the original purpose of this story is to unravel the mysteries bound in this time and world. For the humans who found this vast rare multi-level city, the mysterious main character "Kirii" wanders to search for the "Net Terminal Genes" that were not infected. Kirii's burden and his search for the "Net Terminal Genes" is a goal like no other and is very much the mystery of this story. Log1~Log6 contains the story of Cibo that wasn't done in the original works. The Cibo who strayed away with Kirii and wanders about. A disc thrown away in the rubble. Cibo starts downloading. Just who's "Memory" will he end up with? Note: These clips are meant as a bonus to the manga, and should only be taken as such. Do not expect any plot in these. They are merely animated (short) scenes from the manga.

The end of the demon wars has ended and now the Flower Division has been able to rest up after their fighting. The second Sakura Wars developes studies on every Flower Division Combatee in every episode while they go on their miscellanious adventures around Japan.

The anime illustrates how the three protocols/standards handle a request (an online video purchase) from the user by handing off packets of data between them.

Deep in the Ararat Mountains of Turkey, a secret organization known as ARCAM has found what is believed to be Noah's Ark. However, the U.S. Machine Corps., a rogue organization of the Pentagon, wants to take over the Ark as a means of global supremacy. Only a special ARCAM operative known as a Spriggan stands in their way. Japanese Spriggan Yu Ominae teams up with French Spriggan Jean-Jacques Mondo to combat members of the U.S. Machine Corps. led by Col. MacDougall—a genetically-enhanced boy with deadly psionic powers. However, they must act fast and stop MacDougall before he uses the Ark for his own agenda.