The secret at the bottom of Taiping Courtyard was the Forbidden Door. In her letter to Fan Xian, Ye Qingmei had mentioned that there was a forbidden door at the bottom of Taiping Courtyard's lake. This was the final location of all secrets. Taiping Courtyard was the place where Ye Qingmei had always lived. It was also the place where the Qing Emperor, Chen Pingping, Fan Jian, and the others remembered when they were young. The Forbidden Door involved the story of Fan Xian's arrival into this world. It was related to his incurable disease in his previous life and his spirit 'passing' into Ye Qingmei's body when she was a child. To be more specific, the Forbidden Door was the secret at the bottom of Taiping Courtyard that Ye Qingmei had mentioned in her letter to Fan Xian.

The secret at the bottom of Taiping Courtyard was the secret of the Forbidden Door. Ye Qingmei's letter to Fan Xian after her death mentioned the bottom of Taiping Courtyard's lake. There was a forbidden door at the bottom of the lake, and it was also the final location of all secrets. Taiping Courtyard was the place where Ye Qingmei had always lived. It was also the place where the Qing Emperor, Chen Pingping, and Fan Jian had lived together when they were young. It carried too many memories. This secret might have something to do with Ye Qingmei's identity and story, but the specific details needed to be understood by reading the original book Joy of Life.
The secret at the bottom of Taiping Courtyard was the secret of the Forbidden Door. According to the contents of Ye Qingmei's letter to Fan Xian in the original " Joy of Life," there was a forbidden door at the bottom of Taiping Courtyard's lake. This was the final location of all secrets. Taiping Courtyard was the place where Ye Qingmei lived for a long time. It was also the place where the Qing Emperor, Chen Pingping, Fan Jian, and the others remembered when they were young. However, the specific details and content were not mentioned in the search results provided. Therefore, the details of the secret underwater in Taiping Courtyard needed to be read further.
The secret at the bottom of Taiping Courtyard was the Forbidden Door. According to the description in the original " Joy of Life," Ye Qingmei's letter to Fan Xian mentioned that there was a forbidden door at the bottom of Taiping Courtyard's lake. This door was the final location of all secrets. Taiping Courtyard was the place where Ye Qingmei had once lived. It was also the place where the Qing Emperor, Chen Pingping, Fan Jian, and the others remembered when they were young. The forbidden door might involve Fan Xian's background and the Qing Emperor's true identity. As for the specific content and significance of the Forbidden Door, one had to read Chapter 121 of Joy of Life.
The secret at the bottom of Taiping Courtyard was the Forbidden Door. According to Ye Qingmei's letter to Fan Xian in the original book, Joy of Life, there was a forbidden door at the bottom of Taiping Courtyard. It was also the final location of all secrets. Taiping Courtyard was where Ye Qingmei had always lived. It was also where the Qing Emperor, Chen Pingping, Fan Jian, and the others had lived together when they were young. This secret might be related to Fan Xian's existence and his arrival in this world.
In the original novel Joy of Life, the secret underwater in Taiping Courtyard was the Forbidden Door. In her letter to Fan Xian, Ye Qingmei had mentioned that there was a forbidden door at the bottom of Taiping Courtyard's lake. This was the final location of all secrets. Taiping Courtyard was the place where Ye Qingmei had always lived. It was also the place where the Qing Emperor, Chen Pingping, Fan Jian, and the others remembered when they were young. Ye Qingmei had left the most important secret at the bottom of Taiping Courtyard's lake. The forbidden door was related to Fan Xian and his identity in this world. Fan Xian was an experimental subject of the previous civilization. His appearance might break the current balance, so Ye Qingmei warned Fan Xian not to open the forbidden door. Whether or not Fan Xian decided to reveal this secret and the possible consequences of revealing it was one of the important plots in the story.
In the original novel Joy of Life, the secret underwater in Taiping Courtyard was the Forbidden Door. In her letter to Fan Xian, Ye Qingmei had mentioned that there was a forbidden door at the bottom of Taiping Courtyard's lake. This was the final location of all secrets. Taiping Courtyard was the place where Ye Qingmei lived for a long time. It was also the place where the Qing Emperor, Chen Pingping, Fan Jian, and the others remembered when they were young. The specific content and significance of the Forbidden Door might need to be further read to understand.
In the original novel Joy of Life, the secret underwater in Taiping Courtyard was the Forbidden Door. In her letter to Fan Xian, Ye Qingmei had mentioned that there was a forbidden door at the bottom of Taiping Courtyard's lake. This was the final location of all secrets. Taiping Courtyard was the place where Ye Qingmei lived for a long time. It was also the place where the Qing Emperor, Chen Pingping, Fan Jian, and the others remembered when they were young. The specific content and significance of the Forbidden Door might need to be further read to understand.
In the original novel Joy of Life, the secret underwater in Taiping Courtyard was the Forbidden Door. According to the documents provided, Ye Qingmei had mentioned in her letter to Fan Xian that there was a forbidden door at the bottom of Taiping Courtyard's lake. This was the final location of all secrets. Taiping Courtyard was the place where Ye Qingmei lived for a long time. It was also the place where the Qing Emperor, Chen Pingping, Fan Jian, and the others remembered when they were young. The Forbidden Door was related to Fan Xian's arrival in this world. It involved the story of Fan Xian's illness in his previous life and his spirit " traveling " to Ye Qingmei's childhood.
The secret underwater in Taiping Courtyard was the Forbidden Door. According to the description in the original book Joy of Life, Ye Qingmei had mentioned in her letter to Fan Xian that there was a forbidden door at the bottom of Taiping Courtyard's lake. This was where all secrets ultimately lay. Taiping Courtyard was the place where Ye Qingmei lived for a long time. It was also the place where the Qing Emperor, Chen Pingping, Fan Jian, and the others remembered when they were young.
The secret underwater in Taiping Courtyard was the Forbidden Door. According to the description in the original book Joy of Life, Ye Qingmei had mentioned in her letter to Fan Xian that there was a forbidden door at the bottom of Taiping Courtyard's lake. This was where all secrets ultimately lay. Taiping Courtyard was the place where Ye Qingmei lived for a long time. It was also the place where the Qing Emperor, Chen Pingping, Fan Jian, and the others remembered when they were young.