Chapter 622: The Secret of the Spiritual Meridian

Bone marrow produces blood, while the spinal cord is an essential conduit for nerves. Of all these, the spinal cord-referred to as the "Great Dragon" by martial artists-is especially critical. When Daven Walker sent his inner energy into the Great Dragon, he found two meridians inside-one yin, one yang-just like the Ren and Du meridians that cultivators in his home world focused on. His inner energy quickly flowed through the marrow meridians without any obstacles. Taking advantage of this, he...