Another Grail War has begun. This time in Lyon, France. Young Torsten Amsel enters the Grail War to fulfil a promise. However, he finds he needs more than that to survive a War between Magi and Servants! Original Masters and Servants.

Many years after Emiya Shirou, Tohsaka Rin, and Arturia Pendragon used the Unlimited Blade Works to destroy the Grail, A ritual was conducted to purge Angra Mainyu's presence from existence, causing the Grail Wars to begin once more, with a purified Holy Grail. Now, some of the descendants of previous Grail War Masters, as well as newcomers, must fight over the Grail once more.

The Grail Wars continue: seven new servants, seven new masters.

This story follows the adopted children of Emiya Shirou and Tohsaka Rin 10 years after Unlimited Blade Works as they find themselves drawn into a conspiracy involving the 6th Grail War. Heavy on original characters.