Is our world really what we see? What if everything you see is just an illusion? "NONLinear" is an action puzzle game that tells a story about "dimension ascension". The two-dimensional character played by the player can only see one side of the world. People around are also convinced of this two-dimensional world. But he noticed a little difference - the moment the world turns, the player needs to recognize the real three-dimensional structure. The block that seems to be right in front of you is actually far behind? The seemingly stationary elevator is actually running non-stop? The seemingly empty building actually has passages at both ends? ... Use your observation and action to capture the moment and see the truth. Go into the depths of this world and find out where it all went wrong. AD key or left and right keys to move, space to jump, E key to interact, WS key or up and down keys to climb ladders. Pay attention to the sounds of your surroundings and catch all the clues. The game adopts three-rendering-two technology, and uses black and white thick line style stroke rendering to construct a visual effect of interlacing space and plane, and complete the scene performance of a unified style and the interactive expression of the screen language. With the subtitles and dubbing that trigger the emergence, slowly tell the background story on the way to solve the space puzzle...