Fate Grand Order: Ars Nova: Genesis of the Cosmos

The World was left in a rather weak state after the Incineration of Humanity. Chaldea managed to save human history, but even they can't be prepared for everything. Seeking to bolster her forces, Olga Marie Animusphere sets out to create a Team of Masters, in order to lighten the load on Ritsuka Fujimaru. But unknown forces are working against Chaldea. [Extended Summary Instory]