Fiends flood into the factory district ahead of the spider invasion. Despite Akira urging her to run, Touko stands her ground and joins the fight. But what toll will a real battle take on her? And can anyone stem the tide now?

With the fighting continuing unabated, the treefolk from the forbidden quarter are drawn to the surface, where they encounter a familiar face.

While each divine clan pursues a separate goal, visions of the Flickering Flame lead Touko and Koushi toward the palace. But who is she really, and can they trust her guidance?

While following secret tunnels toward the palace, Touko and Koushi suddenly find themselves in the middle of the dark forest. They still have a letter to deliver, but the divine clans won't make the journey easy.

Koushi finally reunites with Hinako. They set out for the palace, but their path brings them face to face with the last of the capital's treefolk. Meanwhile, Touko and Akira encounter a familiar face of their own.