A vast valley extended in all directions, with a huge cave inside.
In a dry, gloomy cavern, Wang Changsheng and Wang Ruyan stood before a steep stone wall. Not far away lay a huge blood-red butterfly. There were no injuries on its body, and Wang Shen stood to one side.
In the lower-left corner grew dozens of blood-colored lingzhi mushrooms. They were crystal-clear, with several golden patterns on their surfaces, formed entirely by nature.
Wang Changsheng held a miniature blood-colored butterfly in his palm. He placed it into an Azure Jade Bottle and said, "There's a place with an extremely powerful Restriction. It might be the core area of the Dao Field, but we'll have to cross a desert to get there. The space in that area isn't very stable."
They had successfully reached the Blood Phoenix Butterfly's nest. The Blood Phoenix Butterfly was only a Golden Immortal and had already transformed into human form, so it was no match for them at all.
The Blood Phoenix Butterfly had visited many places. In one of them, the Restriction was extremely powerful, and it had been injured when it tried to force its way through.
"Let's pick these Gold Marrow Blood Jade Mushrooms first! The youngest are more than five million years old. They'll be perfectly suitable for refining Third-Order Immortal Pills for healing injuries."
Wang Ruyan said this.
The oldest of these Gold Marrow Blood Jade Mushrooms were more than ten million years old, while the youngest were more than five million years old. Wang Changsheng could use the Time Gourd to ripen them to an even greater age, so they were not particularly precious to them.
Wang Shen picked all the Gold Marrow Blood Jade Mushrooms, and they walked out of the cavern.
As soon as they stepped out