C411 The Sixth Floor of the Demon Suppressing Cave

Isn't a person's strength and cultivation derived from their dantian and soul sea?

What does it mean to have only your dantian and primary soul sea sealed?

Is there a distinction between primary and secondary soul seas?

Gu Zhendong was utterly bewildered and astonished. In that moment, Zhang Xuan demonstrated through reality that his strength had not been fully sealed