Su Yuheng, an outer disciple of the Qingyun Sect, is ordered to enter Fiery Valley in search of Flame Spirit Grass. After entering the valley, he meets Lin Feng, a rogue cultivator, and the two travel together. They encounter a ninth-level Qi Refining flame lizard and defeat it through their combined efforts. Along the way, they come across Bai Chen, a disciple of the Heavenly Sword Sect, who is being besieged by cultivators from Black Wind Stronghold. Driven by their commitment to fighting injustice and protecting the innocent, they step in to rescue him. In the end, Su Yuheng successfully gathers the Flame Spirit Grass and completes his sect's mission, gaining two like-minded close friends and demonstrating his upright and chivalrous character through his trials.