Tower Of Worlds

Many years ago, the world created the technology required to see a hidden energy that was always present in the world. Spirit Power! People found that Spirit Power was enigmatic. It seemed to interact very closely with the human body, but its uses were too enigmatic and mysterious. It wasn't until many years later that they found the true mysteries of Spirit Power. An explorer invented technology that could dig to the earth's core, and what he found stunned him. A tower! A tower so big that the entire core layer was occupied by it. Humans ventured into the tower, and brought back mythical things that could only exist in fantasy. It was as if another world lay in that tower, and what layed in that world was a way for humans to grow beyond their limits. A cultivation system which used Spirit Power...