Something common in this type of games is the lack of an objective, a line conductor to tell us whether we are on track or not. But it is also showing that these are not really games, but examples of interactive media that give us the possibility to freely explore an environment and the transformations that our actions cause in the world.
The world of Kairo is made from several interconnected locations and strange architecture. The story is never explained, is a world about which we know nothing much at the beginning and at the end, which further enhances the mystery that surrounds it. The only goal is just exploring and solving some puzzles. Each room has a puzzle that is usually necessary to solve to continue the game and usually involve manipulating an object in the world of Kairo. It can be something as simple as dragging a block to something more complex such as recognizing patterns, but in general are not very challenging. 7/10