As human civilization developed rapidly, Earth's energy resources were soon exhausted. Countries began waging wars over energy. After an unknown stretch of time, the wars ended, and human civilization had nearly vanished. The surviving humans struggled to eke out an existence on a shattered Earth. Then, from an unknown origin, a beam of golden light shot toward the planet. Many years later, humanity established a new order. In that era lived a young man named Xing Lan. How would he change humanity's fate and uncover the secret of the golden light?
