Subterranean Animism

The sealed youkai awoke together with the violent geyser. The memories of the earth began to awaken, and Gensokyo would probably regress into an older period from its history.

The youkai of the underground were cast into the depths because of their abominable powers. It couldn't be a fortuitous thing for humans or youkai if they were to appear again.

The snow, slowly shining.
The palace, surrounded by beautiful colors.

She was there.

Touhou Chireiden ～ Subterranean Animism