In Type-Moon, I'm the Simulator for the Mastermind Behind the Scenes

After transmigrating to the Type-Moon world, Ryogi Itsu awakened the Behind-the-Scenes Mastermind Simulator.

You gaze upon the home where you had lived for decades, now incinerated by the Incineration of Humanity, and decide that every parallel world in the Type-Moon universe is full of flaws.

You decide to use the moons of every parallel universe to create a gigantic illusion that envelops the world, attempting to create a world without the Incineration of Humanity, magecraft, or magic.

You name it the Moon's Eye Plan.

The appearance of the Counter Force and Heroic Spirits makes you feel enormous resistance. You decide to destroy the Root, eliminate both Counter Forces, and eradicate mystery completely, preserving only the seeds of humanity's genes from after the Age of Gods has ended. Once everything has been completely erased, you will revive human civilization.

You name it the Mystery Eradication Plan.

You successfully win the Fourth Holy Grail War and obtain the Holy Grail. You decide to establish the Umbrella Corporation.

You are summoned as a Beast-class Servant.

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Do not imitate.