From across Time/Space, legends from the age of Fanfiction Net come together to engage once more in the Fifth Holy Grail War. All is not as it seems as the Shirous of various works must band together to stop a force beyond their current means. But let it be known they are not alone. For they hail from the nexus above and beyond, the Throne of Shirou!

Emiya Kiritsugu was happy living the rest of his short days. He had put his past behind him... until he began to dream of futures that had yet to be. Let it be known that the Magus Killer was not dangerous simply because he was dying and had no plans to fight.