Return of the Last Cultivator

A young man from Blue Star travels to another world. After training, he returns to his homeland. Earth has entered an era of Spiritual Qi Revival, overrun by ferocious beasts and monstrous disasters, pushing human civilization to the brink. Humanity relies on technology, without cultivation methods. The protagonist returns with cultivation methods, protecting his home. He also uncovers the secret behind the disappearance of ancient cultivators on Blue Star.