The Weakest Immortal in History

In the Age of Dharma End, the threshold for cultivating immortality is raised again and again. The monsters are powerful and causing trouble everywhere, almost bringing about the real apocalypse. The immortal cultivators struggled to survive, but the difference in strength was too great. The time traveler Lu Liangyu was burdened with five spiritual roots, making it difficult to enter the immortal gate, and monsters attacked the village and destroyed the city. He had already accepted his fate, but he never thought that God would give him another chance. When he returned to the first time he traveled, he also brought a plug-in - a book that is said to be able to overcome calamities and ascend in three hundred years by taking advantage of nature. He felt like he had found a treasure, and as expected, he cultivated to the tenth level of Qi Refining in just one day. Before he had time to worry about the foundation-building pill, he made a breakthrough while sleeping. Within a week, he began to prepare for the pill-building. However, when he successfully formed the elixir, looking at the elixir fire as thin as a hair, he began to doubt whether it was true that the elixir fire could be used to refine weapons and elixirs...