Chapter 162: Mercenary Chief Instructor

The Spiritual Realm referred to a state where both body and mind could sense and draw in energy from a higher-dimensional universe. That higher-tier power was called Spiritual Energy. Ordinary people could not feel it, let alone absorb it. Once someone managed to absorb and refine Spiritual Energy, it became their own Spiritual Power. Different kinds of higher-tier energy produced different traits in Spiritual Power, but every one of them carried terrifying might. That was why Spiritual Realm Practitioners...