Summary: In which Louise discovers that cups can be weapons of mass destruction if you try hard enough.
Long Summary: An AU where Louise summons the Holy Grail into the world of Halkeginia and with it the spirits of heroes of other worlds. But she's not the only void mage, and hers isn't the only grail. A war is about to start, one for supremacy and dominance, and one that the players know nothing about.