C553 mural

"Whoa!" "How amazing!"

Ye Liuyun was immediately shocked!

The main reason for this was because the lit lamp did not look like it came from a modern lamp!

At the top of the passageway, every few metres, there was a groove. Inside the groove, there was something that looked like a gem embedded in the groove, glowing!

"I don't know where these gems came from, nor do my grandfather. However