Searching for Thousand Cave

[Not a cool article + male protagonist time travel + top ten artifacts + infinite time and space + time confusion + slightly bloody + monsters running rampant] Mo Ran, who narrowly escaped death in the Thousand Caves Cave, suddenly returned to before he and his friends entered the Thousand Caves Cave. Is there really such a thing as time travel in this world? No! How could this Thousand Grottoes cave look like twenty years ago, and how could a hotel appear here more than thirty years later? This doesn't feel like time travel, but rather like entering a different world where time is distorted... Do you think Qianku Cave is the residence of a divine being? How is that possible? It was a terrifying purgatory where monsters were rampant. Why does that madman have a floating mirror in his hand? Is there really a... In this world?