Meetings are something that most people experience often. They can be either frivolous or life-changing. Or anything in between. But there is a type of meeting that is rarer than any other. The type that has occurred scarcely more than a few times throughout Human History. A meeting between two people that could decide the future of Humanity itself.

The World Revisions page for Fate/Grand Order: Blessing of the Fortuity Shard.