The Holy Grail War is a battle royale among seven magi who serve as Masters. Masters, through the use of the command seals they are given when they enter the war, command Heroic Spirits known as Servants to fight for them in battle. In the Fifth Holy Grail War, Rin Tohsaka is among the magi entering the competition. With her Servant, Archer, she hopes to obtain the ultimate prize—the Holy Grail, a magical artifact capable of granting its wielder any wish.

One of Rin's classmates, Shirou Emiya, accidentally enters the competition and ends up commanding a Servant of his own known as Saber. As they find themselves facing mutual enemies, Rin and Shirou decide to form a temporary alliance as they challenge their opponents in the Holy Grail War.

Ve siècle, île de Bretagne. Alors que l'Empire romain s'effondre et que le christianisme s'impose peu à peu face aux dieux païens, le royaume de Kaamelott s'organise autour de son souverain, le roi Arthur ; entouré de ses fidèles chevaliers, il s'attelle à la mission que les Dieux lui ont confié : rechercher le Saint Graal. Mais cette quête s'annonce plus que difficile, car Arthur est très mal entouré. Ses chevaliers de la Table Ronde sont un faible renfort contre les défis qui se dressent sur la route : peureux, naïfs, stupides ou au contraire violents, archaïques et désordonnés, les troupes de Bretagne ne comprennent pas l'enjeu de la quête du Graal et peinent à se rendre utiles. L'entourage familial du roi n'est guère plus sensé : son quotidien déjà bien chargé est parsemé de conflits avec sa femme Guenièvre ou sa belle-famille.

Shirou Emiya lost his parents in a fire when he was young and was later adopted by the sorcerer Kiritsugu Emiya. Shirou is drawn into the Holy Grail War summons a female "Servant" known as Saber to protect him and obtain the Holy Grail.

Hakuno Kishinami finds himself in the midst of a Holy Grail war with no memories of how he got there. Through his confusion, he must fight to survive.

In the Holy Grail War, seven magi chosen by the Holy Grail itself must summon seven Heroic Spirits to compete for the omnipotent Grail, a magical device that grants the victor any wish they desire. After three inconclusive wars, the fuse has now been lit once again for the fourth time.

Sœur Simone fait équipe avec son ex petit-ami dans un périple autour du globe dont le but est de détruire Mme Davis, une puissante intelligence artificielle.

Merlin and a young thief embark on a dangerous quest to find the Holy Grail and save Camelot.

Jumping back and forth between modern and medieval France, the lives of two women separated by centuries, are united in their search for an ancient artifact.

In a Holy Grail War, Mages (Masters) and their Heroic Spirits (Servants) fight for the control of the Holy Grail—an omnipotent wish-granting device said to fulfill any desire. Years have passed since the end of the Fifth Holy Grail War in Japan. Now, signs portend the emergence of a new Holy Grail in the western American city of Snowfield. Sure enough, Masters and Servants begin to gather...

A missing Servant class... Impossible Servant summonings... A nation shrouded in secrecy... And a city created as a battleground.

In the face of such irregularities, the Holy Grail War is twisted and driven into the depth of madness. Let the curtain rise on a masquerade of humans and heroes, made to dance upon the stage of a false Holy Grail. This is a Holy Grail War covered in lies.