Reborn in the world of high martial arts, the good-for-nothing high school student Chen Yu awakens to the ancient Chinese battlefield system.
One hour in reality = a whole day on the battlefield, you can come back if you die in battle, and you can exchange magical elixirs for killing enemies.
Fighting to the death in Ningyuan, crossing the sea on cliffs, standing alone in Suiyang, killing gods in Changping...
Five thousand years of Chinese war smoke has been used by him, and famous generals from past generations have passed it down to him to take charge.
When aliens invaded and mountains and rivers overturned, he used his mortal body and inherited the soul of a soldier to fight his way from a three-foot desk to the battlefield in the heavens, becoming the last line of defense for the entire human civilization.
The writing is okay, but the supporting characters are not three-dimensional enough.