The Red Blades Investigation Team, whose primary mission is to investigate and collect scattered sacred swords. Mihono Asakura spends her days diligently carrying out her duties and training alongside her teammates in the investigation team. Several months after the "Great Calamity at Year's End," the Special Sword Administration detects the presence of an unidentified aragami on Enoshima. To locate the missing aragami, Mihono and her team welcome a new swordswoman named Hona Shindou as a replacement for the recuperating Hana Suzumoto, embarking on a search mission...