I've also read this novel, and its name is Strange Tales: Macho Man. Personally, I think the atmosphere of the story is well rendered, but the plot is relatively attached, and it is obviously a bit sci-fi in the later stage. ...

Description of the hole:

That hole is an enchantment made by the villain in the book with magic. People trapped inside can't get out, and there are many bones. The correct name in the book is "manhole"

Introduction:

In a cave in Shennongjia, more than 300 bones have been piled up for hundreds of years. After a narrow escape, a group of college students finally uncovered the love-hate relationship in their previous lives ... Southern Network News: Recently, people concerned found the stacked bones left over 100 years ago in a cave in Maoerguan village in the south of Xinhua Township, Shennongjia. This cave, known locally as the "human cave", is located on a cliff in Baojia Mountain. The expedition organized by Xinhua Town, led by local villager Yuan, discovered the cave after a difficult journey. When I walked into the cave, I saw bones everywhere, which was shocking.

Talking about the world is a very good novel website encyclopedia, and my favorite is talking about the world.