After leaving on a bitter note from his last adventure, Itsuki wanders on his own while trying to fix what's left of himself, while finding anything that could lead him to The Order.

Taking place before Season 4 of The Familiar of Zero Ultimate Crossover Story (Still in Progress), Itsuki has found himself in the world of Avatar The Last Airbender. Without any knowledge of this world and no means of returning home he must find a way to return home and survive this unfamiliar world and it's secrets. However the only way to have a chance is to locate this: Avatar.