The official remaster for Pathologic was successfully Kickstarted back in the ancient times of 2014, and after quite a few years the developers now finally have a playable demo for everyone to toy around with. The Marble Nest demo will take you around two hours to complete, and while its essentially a short spin-off story it should still give you a good idea of what exactly Pathologic is all about.
If you'd like to check out a trailer before diving in head-first you'll find the recently posted teaser down below. And don't worry about spoilers because the entire video is focused around atmosphere and bizarre imagery. Anyway, have a look:
As for Pathologic itself, the remake will be coming at some point this autumn, though no release date has been revealed just yet. To find out more you can head over to either Steam or the official website. And as a final note, here's a couple of images to really cement how bizarre the Marble Nest demo truly is: