The 6th Holy Grail war has begun. Our old heroes return as well as the new. Somewhere along the line, the Holy Grail went haywire, summoning a total of fifteen servants, two of each class except one... The Outcast...

This takes place after Third Impact. Life in Tokyo-3 has mostly returned to normal, the city is restored, and the Angels are gone. SEELE, however, is far from finished... And a new threat is looming on the horizon.