Indie horror (last one for a few days at least, I promise!) for Windows, pay-what-you-want on itch.io ending tonight

Trapped in a mysterious room, your only way out is through a locked door with a secret code. In Kairotic Nightmare, you’ll journey between the past and present to uncover hidden clues and solve puzzles that reveal the code to escape. But beware—the shifting timelines are filled with eerie mysteries and unexpected horrors.