Uncle Jiu: I Can Become Stronger by Killing Demons.

In the Age of Dharma Ending, it is difficult to achieve enlightenment! It's hard to meet the blue sky! Humanity has collapsed, demons are dancing around, and human hearts are even worse than demons! Gu Changsheng, a young man who grew up under a red flag and traveled through his soul, encountered the system. Look at him, Gu Changsheng, with thousands of demons and ghosts as his bones, hundreds of ideas as his flesh, and all the world of mortals as his heart. In this age of the end of law and the beginning of science and technology, he forges the path of immortality! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.