There is a large circular pool with a skylight in the middle

The Hyperbolic Time Chamber (Room of Spirit and Time , Seishin to Toki no Heya, lit. "Room of Spirit and Time") is a mysterious dimension that exists outside of Universe 7 but can be accessed from the universe via different doorways.

(Cloudy) (Blue Sky) (Raindrops) (Rainy Sky)

(View from the Army Headquarters)

私の深い秘密、知りたくない？

The Hyperbolic Time Chamber (Room of Spirit and Time , Seishin to Toki no Heya, lit. "Room of Spirit and Time") is a mysterious dimension that exists outside of Universe 7 but can be accessed from the universe via different doorways. (Cloudy) (Blue Sky) (Raindrops) (Rainy Sky) (View from the Army Headquarters)

情報