What is monochroma?

Monochroma is a puzzle-platformer video game developed by Turkish indie studio Nowhere Studios. It was released for Microsoft Windows, Mac OS X, Linux, PlayStation 4, and Xbox One in 2014. The game is set in a dystopian world where two brothers try to survive while solving puzzles and avoiding dangers. It features a black-and-white art style with occasional splashes of red to draw attention to important objects. The gameplay revolves around using your abilities and tools to progress through levels while solving puzzles and avoiding obstacles. Monochroma received generally positive reviews for its atmosphere, visuals, and puzzle design.