Full Level Comprehension: Five Hundred Years of Facing the Wall in Tianlao

Lin Yan, who activated the system and gained full level of understanding, traveled to a parallel world. But he didn't expect that he would be imprisoned in the most terrifying eighteen levels of hell in the Great Zhou Prison as soon as he started. Legend has it that those imprisoned in the eighteen levels of hell are all ancient monsters. Every one of them is a Demon Lord or Demon Emperor. Unparalleled in strength and unparalleled in strength. Then. Lin Yan decided that he would never leave seclusion until he reached the immortal realm. Five hundred years later, just when Lin Yan had reached the Immortal Realm and was preparing to leave seclusion. The golden list was released to take stock of the world's masters, and Lin Yan ranked first. The world was shaken. Countless people in the world and practitioners were horrified. Who is Lin Yan? At this time, Lin Yan was also confused: "Am I invincible?" … This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.