Under the Gray Sky — Steam game overview

Stored observation / content update: 2026-10-25T17:52:17.000Z

In a world that has perished, a young man finds himself lost in an unknown underground city. There, spread out before him, was a strange city built from countless intertwined pipes, and a vampire girl living in solitude. ・This is a visual novel game featuring branching choices.

Game metrics below are stored observations; missing values are unknown.

Revenue is modelled, not confirmed sales. See the methodology and uncertainty range.