In the age of interstellar navigation, the rapid development of science and technology has brought mankind to the stage of colonization of the universe. At the same time, in order to adapt to the dangerous environment of interstellar pioneering and exploration, martial arts civilization has prospered.
As a result, the prosperity of science and technology and martial arts civilization has brought about earth-shaking changes in human life. Interstellar travel by spacecraft has become a common thing, and the average life span of human beings has also doubled, and the longevity of people is even close to a thousand years old...