Soon, his expression turned to one of astonishment as he caught sight of an ancient, grey-blue book bearing the title *Formless Prajna Sutra: Heart Technique*.
What? Zhao Wujiang was completely bewildered. The top-tier heart technique of the *Formless Prajna Sutra* was just left lying around like this? Weren't they afraid of thieves?
He pulled out the ancient volume, began to flip through it, and his pupils dilated slightly.
Chapter 82