The boundary melting event over Tokyo ended about a month ago. Mildred Avalon is gone. The city has calmed down, and Gyoen Girl's Academy has returned to what passes for normal. Then the aftermath arrives: large-scale dimensional distortions begin spreading across the Kanto region. The Japan Holy Spirit Agency mobilizes immediately. Representatives from the overseas Holy Spirit Office arrive in Japan, claiming jurisdiction over what they're calling a Holy Spirit of Disaster. Students at Gyoen Girl's School step up. Seven days remain before the Great Kanto Collapse.