Grade. A cultivator who has reached the Nine Layers of Lingxi Realm by opening 180 acupoints, after switching to a Heavenly Grade technique, can open the 181st acupoint. However, switching techniques...ravagant beyond belief.Although it might not seem worthwhile to others, for Lu Ye, it's worth it.No matter how valuable a treasure is, it's only truly useful when it's put to use. It won't reproduce...