Chapter 171: The Gift for the Ninth Birthday_2

What was contained in this bamboo box were all the birthday gifts given to him by the old cripple.

Shu Guan lay in a pile of children's toys, his body violently trembling, his face turning bright red, as if there was a raging fire burning within him.

"Shu Guan, Shu Guan, what's wrong with you?"

Xiaoyi kept calling him in his mind, her voice filled with extreme anxiety.

But at this time, it was challenging for Shu Guan to even respond because he was enduring a tremendous amount of pain.

Shu Guan's cultivation had finally run into a significant problem.

This problem's hidden danger had been planted all along during the crises when Xiaoyi had been helping him prevent going astray in cultivation in this past year.

That is, practicing the Nine Reversions Pure Yang Cultivation Skill required harmony between Yin and Yang. Otherwise, why would Grandmaster Lu Duangyang have purposely left behind the secretive yin-yang union skill?