The Sanskrit Heart Sutra operated at full speed and the chaotic spiritual energy around him surged into his body. The vortex in his dantian rotated rapidly and absorbed the spiritual energy from the spirit vein.

A moment later, Zhao Jiuge felt like something was wrong. As he absorbed spiritual energy, it felt like ants were crawling through his body, then the ants turned into needles stabbing his body. Then it became a heart-wrenching pain that filled his entire body. The temperature here was very low, but Zhao Jiuge’s body was covered in sweat.

Zhao Jiuge let out a muffled groan. He endured the pain and continued to absorb spiritual energy. Strength couldn’t be obtained for free—only when he paid the price would he obtain something in return.

As he absorbed spiritual energy, he found that there was ice blue fog mixed inside it. However, when the Sanskirt Heart Sutra converted the spiritual energy into spirit force, the ice blue fog was not converted, which Zhao Jiuge found very strange. One of the reasons to temper himself in here was...