Qingyunzi also realized what Zhang Yang meant and was taken aback.

He had been focused on the three thousand years of fortune and the matters of immortals, demons, monsters, and ghosts, without noticing that these demonic embryos had been alive for over a thousand years.

Zhang Yang was a bit speechless. He wasn't interested in the three thousand years of fortune but was thinking about the treasures inside the Creation Spirit Hall that hadn't been opened for three thousand years.

"Master, do you think it's possible that these demonic embryos were just born, and their age starts counting from now?" Zhang Yang suddenly asked.