In 2100 AD, the human world suddenly underwent drastic changes - the level of science and technology, urban structure, climate and hydrology and other objective factors returned to the levels of decades ago, and the world fell into panic. In order to save everything and return the world to its original appearance, a group of special people entered the only preserved future achievement - the parallel world, and set out to find a solution to the problem...
However, it seems that there is another group of people with different purposes who are also preparing to move in the dark, and a battle is inevitable. The source of power that the battle relies on is...