This world is akin to the story of Adam and Eve, brimming with divine knowledge in the form of "fruits." These fruits bestow incredible abilities beyond human comprehension, hence earning the moniker of "Unknown." In order to unlock their powers, a duo comprising of an "Eve" possessing knowledge of the fruit and a capable "Adam" is necessary. Ox and Iwan serve as a prime illustration of such a pair, their goal being to find and gather all the other "Unknowns." Nevertheless, what could be their final aim?