The Holy Grail War wages unabated. The Servants face the impossible task of allying against Caster to win additional command spells, while beneath this thin veneer of amity, their Masters plot to destroy each other. Saber herself must battle not just the monsters bearing down upon her but the doubts inside her own heart about the path of valor she has chosen. After all, what is the place of ancient righteousness in a modern world where the only rule is to win at any cost? As the Holy Grail War enters its deadliest phase, the world becomes witness to both inconceivable horrors and incredible heroism - but the question remains which will prevail.