“Retreat.” Lin Yun said.

An Liuyan didn’t hesitate to step back, and everything before them disappeared again.

“What was that? Illusions?” An Liuyan said in surprise.

“They don’t look like illusions, but they also don’t look like a realistic secret realm, either. There’s something weird about this cave…” Lin Yun said as he fell into deep thoughts.

“This place is actually a nirvana node!” Lil’ Purple exclaimed from the sword box right at this moment.

“What do you mean?”

“This is a node that connects the past and present. A nirvana node is where a battle with an expert of the nirvana dao took place. One can travel back in time through the nirvana node, and it’s perilous because you might be devoured in the crack of time and space.” Lil’ Purple was shocked; this was the first time she had seen someone grasping the nirvana dao aside from the Iris Sword Saint.

Furthermore, she could...