Against the age-old struggle between light and shadow, Xiao Yan strives to master combat qi. Since childhood, the boy was the best among young warriors, but after his mother's death his skills began to deteriorate rapidly. It got to the point that Xiao Yan was sent to help healers and auxiliary workers. But he did not stop training, and one day, during the process, he ended up in the Hall of Souls, where an ancient alchemist guarded the secret of mastering the technique of inner strength. Xiao Yan becomes his apprentice, and through pain and suffering, he achieves the long-awaited result. Now he is ready to find and punish those responsible for his mother's death.