Out of the cage

This is a future era. In the 21st century, it was called near ancient before the Third World War, modern after the fourth World War, and modern after the breakthrough of physics. Civilization, country and society began to invest in the era of interfering with time, space and plane the main world, the earth, is the only true world in all elements of time and space. After opening the crystal wall with technology, the mad dogs on earth began to look at the elements