Just as he was gonna have a peaceful life with his loved ones, Cloud is thrown into a universe plagued by war, a future utterly grim dark, now he fight to find his way back and forms the most unlikely ragtag group alliance to aid his endeavors, will he make it home? Or will the horrors of the galaxy consume him?

A powerful anomaly breaks the boundaries between two completely separate realities as heroes of old and new are flung from their world to a world where magic and science clash beginning with the rebirth of a foxy caster who meets an unlucky boy, what will come of this journey and will they make it through together?

In one world, two thirds of the Extella Trio are having a ball with who may be their greatest partners, Tamamo with an unlucky spiky teen with a mysterious right hand, Nero with a boy with more guts then one hundred spec ops soldiers, but what about the final member? Well she gets flung into a different world and entwines her fate with that of a young watch wearing hero of course!

Worlds colide as an anomalous force causes two completely seperate realities to come into contact with each other starting with a misfortunate boy and his foxy caster, will they survive the trials ahead?

Illyasviel von Einzburn takes on a lifestyle similar yet different to her father Kiritsugu Emiya as she sets out on various adventures as a mercenary magus and artifact hunter.