The Artbook for the game Sister Ray, containing character and location sketches, actual sprites and artwork from the game, and all of Ray's paintings.
The Sister Ray Artbook contains 160 pages, featuring early character and location sketches, stills from animated cutscenes, actual sprites and artwork from the game, and all of Ray's paintings.
Some images contain spoilers!
Available in PDF format.
How to access:
The artbook will be downloaded to the folder where Sister Ray is installed (right-click the Sister Ray icon in your Steam library > Manage > Browse Local Files).