Easy Environments: Stairway to Hell
Easy Environments: Stairway to Hell Daz 3D model
The Easy Environments series combines high-res 360° Skysphere/HDRI backgrounds with geometry to place your characters on.
Stairway to Hell is a dark set with a lot of flexibility for you.
https://www.daz3d.com/easy-environments-stairway-to-hell