Tate no Yuusha no Nariagari - Chapter 314 - Will

Lu Jiangxian died after staying up late one night. Yet, he finds his soul trapped in a fractured, bluish-gray bronze mirror. He falls into a boundless world of immortal cultivation and finds himself in the perilous landscape of Mount Dali. There, a small family from a small village by Meiche River picked the mirror up and is bestowed with the ancient teachings of the immortal ways, heralding the dawn of a splendid new era.

This is the era where people prioritize science and Martial Dao. After the great disaster, the human race discovered the Ancient Zenith civilization. They entered the Age of Great Cultivation and began their journey to colonize the Kunlun Realm!

MAIN CHARACTER GET TRANSFERED TO ANOTHER WORLD WHERE HE USE TO INCREASE CULTIVATION OF HIS WORLD