All of humanity was, due to a mysterious phenomenon, turned to stone in a moment. Thousands of years later...
Senkuu, a young man who is a scientist at heart who possesses a superhuman amount of knowledge, wakes up.

From the stone age to the current civilization, more than 2,000,000 years have passed.

Driven into a corner, Senkuu searches for his friends deciding to save the world!

All of humanity is terrified...

It has become commonplace that humans now suddenly burst into flames becoming monsters of flame known as ‘Infernals.’ They cause insurmountable amounts of destruction while being part of the ‘human combustion phenomenon.’

The mission of a special fleet of firefighters is to stand up to the fear of flames while understanding this mysterious phenomenon and save humanity.

That is when Shinra Kusakabe, often just referred to as ‘demon,’ enlists. His goal is to become a hero and fight against Infernals with his colleagues!!

The democratic nation of Patria resides on the Patrian Continent. Due to an economic discrepancy, the country has been engulfed in a civil war for a long time leading to the rise of two countries, The Northern Patria Union and the Southern Patria Alliance. The north, about to be destroyed by the south due to its inferiority, as resorted to using forbidden magic in order to defeat the south. The art created soldiers who appeared as grotesque humans and in exchange for their forms, gave them powers equivalent to the gods themselves. Thanks to their power, the long battle ended and society was ushered into an era of peace.
These ‘incarnates’ as they were known, were revered as patriotic saviors of the North. Time has now passed, and the war has become nothing more than a thing of the past. Now, Incarnates, with their immense powers, are no longer revered, but instead looked at in disdain and referred to simply as ‘beasts.’

Hank is a former commander of Incarnates, traveling to hunt down a fellow Incernate and former war buddy who has lost his humanity, becoming just a mere ‘beast’. That is when Nancy Shaal Bancroft comes charging in and meets Hank, the Incarnate she has set out to kill for killing her father. After learning the truth behind the death of her own father, she decides to join Hank in his journey. It is then that she finally learns the real reason as to why their fight must continue. At the same time, Hank is searching for the existence of a man who is said to turn Incarnates back into humans. Where will the road of traveler Hank, an Incarnate who must carry the sins of killing his own kind, end exactly?

At the end of the first millennium, the Vikings exist. The strongest race known for committing every single atrocious act wherever they appear. The son of the strongest fighter of legend, Thorfinn, was raised on the battlefield from a young age, and now aims for the continent of legend, Vinland.

Taisei Period. Japan. Tanjirou is a kindhearted, young boy who sells coal to make a living. One day, his entire family is killed by demons. What’s worse is that the sole survivor of the massacre, his sister Nezuko, has been transformed into a demon herself. Tanjirou is about to be overwhelmed by his bleak reality, when he steels his resolve to become a “demon hunter” in order to not only turn his sister back into a human, but also to destroy the demon that killed his family.

The tragic story of an older brother and younger sister woven together by humans and demons begins now...