You Don't Know Gunma Yet: Reiwa Edition

A remake of "You Don't Know Gunma Yet" Kamitsuki finds himself moving from Chiba Prefecture to Gunma Prefecture. During the journey to his new home, he contacts his best friend living in Gunma, Todoroki, only to be told, "...Don't come. No one who has come to Gunma has ever returned alive." What kind of place is Gunma? What is about to befall him? The overwhelmingly intense depiction of the unknown "truth of Gunma"...