“World of Na” is a puzzle/constructor game where people need to unite their efforts in order to progress. The action takes place on a planet called “Na” somewhere deep in the universe. Player is symbolically presented as a solitary creature named “Ozion” the only survivor of the planet after a major disaster. He witnessed the crash of an unknown object on the planet, it turns out that this is a spacecraft where he find self-similar to him being named Gaia, which is seriously wounded. He decides with the price of everything to help the ailing Gaia.