Deep in Cave

A Certain Decayed Castle

Stagnant Underground Mall

小さな店番 - The Little Shop Keeper

Mixing up Anything

Its Well-Trained Body

In the Name of God

Stalactite Road

Monster Lurking in the Dark

ガスのフロア - Gas Floor

Torchlight

水の音 - Sound of a Water Vein

Into the Deepest Depths

地底の住人 - Inhabitants of the Underground

Intricate Corridors

Formidable Enemy!

Dimly Lit Underground Store

Ruins of the Underground

Restful Inn

Monochrome

King of Darkness

The Name of That Person Is...