zehen an immortal wandering the earth for over two thousand years currently lives in the new modern world,a world that coexists with magic and many of the world's mysteries.
but he only has one goal to end his life once and for all he traveled to every place imaginable to look for someone or anything capable of killing him.
During his travels he encounters a young Japanese girl named Mai Hashimoto with a little secret of her own.
Bound by their deepest desires, the two travel together to fulfill their goals and find peace within themselves, stumble upon a long term conflict between mortals and God's.
Zehen finds himself caught in this conflict that will decide the fate of humanity.
