In the form of a collection of short stories, two popular stories "Summoning Stone" and "Suspicious Visitor" are released. It tells the story of Natsume, who is born with the ability to see monsters, and the powerful monster "Ban" who forms a team that transcends humans and monsters, bringing many different encounters to Natsume's new high school career... "Summoning Stone" Natsume meets a little monster - "Mimi" in the forest. According to it, it has the responsibility of being called "Summoning Stone", responsible for awakening the monster with divine status named "Iwatetsu" from his slumber. However, the cat teacher and the monsters covet the wine reward that can be obtained after completing the task, and plan to seize the position of Summoning Stone. Natsume is worried about Mimi and decides to help. "Suspicious Visitor" An incredible guest appears next to Tanuma. He appears next to him every day, just says a few words to him and leaves. After Natsume learns that the guest's true identity is a monster, although he is very worried about Tanuma, Tanuma himself enjoys communicating with monsters. Although this monster seems to have no intention of doing evil, Tanuma's body is getting weaker.