In the year 231 of the New Calendar, mankind experienced a technological explosion, entered the interstellar era, and the first interstellar year began. Unknown granular substances invaded, and humans named them xuanli. Some human beings have genetic changes. After training, their blood can purify different types of mysterious particles and gain superpowers. A very small number of people can purify all known types of mysterious particles. Dongfang Yu and Liu Nian are both selected people who can purify all known types of mysterious particles. After many tests, the two finally discovered the secret of Xuanli and faced the truth of the universe.
Purpose: The importance of technology