Library

This is a world after memory has separated from human beings and has independent consciousness. It is also a world where magic civilization is highly developed. The relationship between human beings and memory life is maintained by a special kind of human being called a memory user. The protagonist who originally lived on Earth, with the goal of becoming a memory user, entered the Tethys Academy on Titan. While taking the memory train between Saturn and Earth, he accidentally met two strange girls. As for those two girls, no one has ever seen a specific form of memory life... Since then, in a fate that is unclear whether it is accidental or inevitable, humans, memories, paper figures, and all kinds of strange, soft or not soft cute girls have appeared one after another and entered the protagonist's small world...