It Makes Sense to Upgrade While Sleeping, Right?

The first contact between humans and extraterrestrial life was actually the fall of star debris and the rampage of mandrills. Humanity had no choice but to start the era of high martial arts on the blue star where life evolved! Five hundred years later, the most powerful Emperor is on an expedition to the Star Sea, and his life or death is uncertain. In this era of prosperous martial arts, human beings have long forgotten the fear of being dominated by evil spirits from outside. However, the Mandrill clan, which was suppressed by Emperor Zun himself in the past, is ready to move in the Antarctic Abyss. In the restricted areas of various places, the tide of mutant beasts will never stop... This is the fifth hundred years since human civilization has been rebuilt on the ruins, a golden age that has lost the protection of the strongest, but yet has many geniuses! In this era, geniuses and monsters do not hesitate to burn their energy and blood and practice all night just to break through the realm; children of aristocratic families spend tens of thousands of money and swallow elixirs in order to stabilize their foundation. Lin Qi'an, a senior high school student, unexpectedly discovered that he could practice in dreams, and his efficiency was a hundred times higher than in reality! From the energy and blood test that shocked the whole city, to breaking records at the elite training camp, to becoming a blockbuster in the national martial arts exam... While all the geniuses were still worrying about the limit of bone tempering, Lin Qian just took a nap and easily broke through. "In my dream, I experienced the destruction of the old era and witnessed the birth of the legend..." "But why do the historical figures whose fate I changed appear alive in the real world?" [Sleep Upgrade] [High Martial Arts World] [Tianjiao Style] [Decrypted History]