At This Moment, the World Has Entered the Era of High Martial Arts

In 2050 AD, the climate of Blue Star changed drastically, and the entire Blue Star entered the Great Ice Age. The population dropped sharply and resources were scarce. After many attempts by the global coalition government to prevent Blue Star from entering the Great Ice Age failed, it announced that mankind has officially entered the age of disaster. In 2055 AD, all mankind moved underground to survive and established a new communication system and underground survival system. The government announced that mankind had officially entered the underground era. ... In the first year of the New Era, the global war between princes began, administrative regions were established, and warlords became famous. In the 10th year of the New Era, Blue Star entered the Little Ice Age, ruins appeared, monsters descended, and the whole people entered the era of high martial arts. ... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.