Gu Yao and Su Jin were childhood sweethearts, but because the Su family was framed, the Gu family was destroyed, and Gu Yao embarked on the road to revenge. She wandered around looking for opportunities, met Liu Yunfei, and began to develop strategies to expose her enemies. In the process of revenge, they discovered a mysterious secret deal and met allies whose authenticity was difficult to distinguish. On the eve of the martial arts competition, they learned about the conspiracy of the "Shadow" organization and started a fierce contest. Later, they found ancient pictures in the secret room of the ancient house, followed the clues to find the treasure, and uncovered the mystery of the treasure and the intertwined history of grievances. In the end, they worked together with their allies to achieve a great cause, went deep into the foggy city, and were both wise and brave in the secret room showdown. The truth was revealed and the grudges were settled. However, as the dawn of peace dawns, the undercurrent of martial arts rises again, and new challenges come. They will join hands to fight against the enemy and fight for life and death together.