Himemiko and Kotaro´s happy ending has triggered some confusing flashbacks for Tomoe, and his memories are affecting more than just his mood. The shrine has started to collapse because Tomoe isn´t strong enough to maintain it, and things are so bad that Mikage returns. He explains to Nanami that Tomoe is dying from a 500-year-old curse, and there´s nothing she can do to save him!