Childhood friends Isuzu Rin and Yuuki Karen are always together, but every time they open their mouths they get into a fight.... But they are connected by a secret. In truth the two are fighting day and night against a enemy - the Fatals - beings that manipulate emotions to drive people into despair. But now there's a mysterious transfer student, an enemy that knows the secret of Rin's body, and someone at school has taken an interest in Karen?! With many ups and downs, the stylish action duo Rin and Karen begin their story!

Sequel to Blade of the Immortal. It is set in the Bakumatsu period in the 19th century, and follows the main character Manji, who starts the story in a life of seclusion in the Tosa domain, but heads to the capital for a certain reason. The story will have him confronting the strongest warriors of the time.

In Japan in the year 2035, an accident known as the "Burst" occurs during a research project, spawning an out-of-control artificial life form called "Matter" that has spread throughout the Kurobe Gorge. The research city that was once hailed as the hope for humanity is cordoned off by the government.

Two years later, 15-year-old Tachibana Aiko, who lost her family in the Burst, learns something unbelievable from Kanzaki Yuuya, a new student at her school. Unknown to herself, a secret is hidden within her body, and the answer to the puzzle lies at the "Primary Point" that was the center of the Burst. Aiko resolves to infiltrate the restricted area, escorted by a team of divers and with Yuya as her guide.

When boy meets girl with the fate of humanity in their hands, what new truth will come to light?

(Source: Netflix)