Mao is attacked by Hyakka, a fire-wielding onmyoji. He reveals a secret about the Goshikido.

In the Taisho era, Nanoka is abducted by Byoki. Mao tries to help but collapses.

Nanoka reveals that she is from 100 years in the future. She goes back in time to question Mao.

Earthquakes plague Taisho-era Fifth Street. Mao and Otoya find a church atop a sacred keystone site.

Nanoka and Otoya infiltrate the Shorinkyo cult, but get trapped inside by the leader, Shoko.

Nanoka is unharmed by Mao's cursed sword. She returns to modern times to investigate an accident.

Nanoka discovers that the arcade links to the Taisho era, while Mao probes a mysterious murder case.

Nanoka is an attuned adolescent. So when a covered shopping arcade beckons, a strange world awaits.