The story takes place in an ordinary Japanese town, Fuyuki City. Hidden from society, there has been a deadly war going on in this town. Seven sorcerers known as "Masters" summon powerful familiars called "Servants," and they all fight each other till the last one. The last one is said to attain the Holy Grail, which will grant them a wish. Only a few know when this War started and what the Holy Grail is, but the war is about to begin again this year.
Action
Due to a god's mistake, high schooler Tsuguna died before his time. In exchange, the god agreed to do him a favor in his next life. Tsuguna is reborn to a noble household in a world with magic. He has an unusual form of magic that he requested from the god, the ability to create summoned creatures. However, his dark Japanese hair and eyes mark him as a cursed child in this new world, and his powers are slow to appear. He's kept in a dark basement where he reads his family's books, until one day he finally uncovers the key to his powers.
A party of four heroes defeat the Demon King, however with his last bit of power he separates and gives each of them an unusual curse to make them suffer for the rest of their lives
"Why does no one remembers the true world...!" The era when the great race of the five tribes competing for hegemony on the ground ended with the victory of mankind led by hero Sid. However, that world was suddenly "overwritten" in front of a boy Kai. In the rewritten world, Kai saw the scene where humans lost to the five tribal wars because of the absence of hero Sidâ??here dragons and demons dominate the ground, and Kai is a forgotten existence from all human beings. However, after encountering the mysterious girl Rinne, Kai decides to break this rewritten destiny.
A man who lived for the sword, died for the sword after battle with the strongest known being, the Dragon God. At the verge of his death, in his heart there came an admiration for magic and Dragon God as reward answered and granted him this wish, but in the form of a transmigration to another world... but, in that world, Souma, was branded as incompetent person instead.
7 high school students that got caught in an airplane accident wake up, in a middle age like fantasy different world where magic and beast-man (juujin) exist. But they do not panic at their current situation!? They build a nuclear plant in a world without electricity, they control the economy of a large city in a short work's trip, and finally for their benefactor's sake who are suffering from the misgoverment, they declare war on the evil nobles. So...
From a young age, Minami Harusumi has had recurring dreams of Veronica, a princess whose kingdom is on the verge of destruction. He believes them to be recollections of his past life, and that he is her reincarnation. Because of this, he is ridiculed by his classmates. One day, when the mockery escalates into bullying, he rediscovers magic—something Veronica had studied and used. Reassured his past life is not merely a fantasy, Minami tries to learn more about his past memories and the reason behind them...
Tsukiyoda is a shy and timid boy who can’t fit in with his friends’ modern social life. After helping his famous female schoolmate, she offers to repay him with a nice meal. Thinking that his lonely and boring life is finally taking a turn, and it does, but in a more horrifying way.
Beings that create and control monsters and demons, beings that build and reign over malicious labyrinths, the chosen individuals to possess an overwhelming Unique Skill… They are the Demon Lords.
Demon Lords entice people to come to the labyrinth they’ve built and eat the people’s despair as their nourishment.
However, Creation Demon Lord Procell has decided that he will obtain people’s hopes and not their despair as nourishment, and built a happy town instead of a malicious labyrinth to collect human beings.