検索キーワード： 著者 "Andrew Cunningham" すべてのカテゴリー

After a draining December, Sakuta is quickly nearing the end of his second year of high school. Since Mai is a third-year student, they don’t have much time left together before graduation rolls around. Meanwhile, his sister, Kaede, is slowly but steadily venturing outdoors again. Just as she begins to find her footing, she announces her most ambitious goal yet—attending her brother’s high school! Sakuta knows better than anyone how difficult this will be for Kaede, and he’s ready to support her however he can.

Keith Miller, an urban explorer, leads small groups of thrill-seekers through abandoned buildings. The exploration of an old mountain inn goes horribly wrong when the group accidentally accesses a time portal that takes them to 1917, a distant and dangerous time. Former time traveler Ray Burton learns of their disaster and tries to help from afar. However, something alarming has happened to the portals.