I'm looking for the Fourth Master's Extraordinaire of "Dream Back to the Qing Dynasty"

The content of the fourth chapter of "Dream Back to the Qing Dynasty" was as follows: In his later years, Lord Fourth had developed a deep attachment to a young woman. This woman was called Nalan Xingde, and she was Lord Fourth's cousin. The two of them had once grown up together in the palace. However, Lord Fourth's love did not receive the response it deserved. Nalan Xingde's wife, A'Zhu, was forced to leave him due to political reasons, and Lord Fourth gradually developed emotional entanglements with others. In the novel, the fates of Lord Fourth and Nalan Xingde were reversed. The two of them finally met again and fell in love again after experiencing some twists and turns. They had spent many wonderful times together, reminiscing about the past and working hard for the future. There were also some plots related to historical events in the story, showing the characters and fate of Lord Fourth and Nalan Xingde in history, allowing the readers to have a deeper understanding of the emotional entanglement between the two.