Since Peng Boshou heard what Shen Lian had said, he did not beat around the bush and he told Shen Lian everything.
Although he had taken the immortal spiritual medicine and he could be immortal. He did not even have to go through the trial of Dao. Nonetheless, it was not compulsory that he would not die.
In actual fact, not only him, even if one was trained to the state of Taiyi, it was not necessary that he would be eternal. There were definitely trials of death which could trap them in dire straits.
Upon encountering these trials of death, what mattered the most would be their attainment, plots, and whether they had valuables or unexpected help. A lot of things were to be prepared and plan. However, the most crucial thing was to be able to predict in advance so that there would be a chance to turn things around.