Su Wanzhao, a modern game tester, accidentally entered the ancient immersive game "Da Ning Fengyun" and became the substitute bride of Bai Yueguang Lin Zhixia of the Hou Mansion. He had to complete the main mission of "survive and uncover the secrets of the Hou Mansion and the orphans of the fallen country". In the process, she met Xie Zhaoming, the subjugated prince who was hiding his identity. The two went from testing each other to fighting side by side, and jointly dealt with the machinations of the princes, pursuits in the arena, and secret battles in the palace. Su Wanzhao relied on game experience and wit to solve the dungeon problems one by one, while Xie Zhaoming struggled between revenge and love. In the end, the two worked together to uncover the truth behind the game and chose to stay together in reality and the game.
