Fan Xian went to Taiping Courtyard to find the forbidden door.

The details of Fan Xian's search for the forbidden door in Taiping Courtyard were not mentioned. The search results mentioned that there was a forbidden door at the bottom of Taiping Courtyard's lake. This was the secret Ye Qingmei had left for Fan Xian, and also the final location of all secrets. The Forbidden Door was related to Fan Xian's " transmigration." It involved Fan Xian's birth and the experiments of his previous life. However, the results of the search did not provide the details of Fan Xian's search for the forbidden door in Taiping Courtyard. Thus, it was impossible to determine whether Fan Xian had successfully found the forbidden door.

The specific details of Fan Xian's search for the forbidden door in Taiping Courtyard were not clearly revealed in the search results provided. According to the results of the search, there was a forbidden door at the bottom of Taiping Courtyard's lake. This was the secret Ye Qingmei had left for Fan Xian, and also the final location of all secrets. The Forbidden Door was related to Fan Xian's " transmigration." It involved Fan Xian's birth and the experiments of his previous life. However, the results of the search did not provide details of whether Fan Xian had successfully found the forbidden door. Thus, it was impossible to determine if Fan Xian had found the forbidden door. To understand whether Fan Xian had successfully found the forbidden door, he needed to watch the drama series " Celebrating Years."

In " Celebrating Years," Fan Xian had indeed gone to Taiping Courtyard to search for the forbidden door. According to the results of the search, the Forbidden Door was the secret Ye Qingmei had left for Fan Xian. It was also the final location of all secrets. The Forbidden Door was related to Fan Xian's " transmigration." It involved Fan Xian's birth and the experiments of his previous life. In the drama, Fan Xian and Wang Qinian went to the bottom of Taiping Courtyard to search for the bullets from the Barrett sniper rifle. After a while, Fan Xian successfully obtained the bullet. Whether or not Fan Xian had found the forbidden door needed to be further understood by watching the drama series " Celebrating Years."

The specific details of Fan Xian's search for the forbidden door in Taiping Courtyard were not clearly revealed in the search results provided. According to the results of the search, there was a forbidden door at the bottom of Taiping Courtyard's lake. This was the secret Ye Qingmei had left for Fan Xian, and also the final location of all secrets. The Forbidden Door was related to Fan Xian's " transmigration." It involved Fan Xian's birth and the experiments of his previous life. Whether or not Fan Xian had found the forbidden door required further watching the drama " Celebrating Years " to understand.

Fan Xian went to Taiping Courtyard because the Qing Emperor had given him a mission. After the Qing Emperor exhorted Fan Xian to return alive, Fan Xian left Jingdou and took Wang Qinian and the elite Tiger Guards to Taiping Courtyard. Taiping Courtyard was an important place. The Qing Emperor had sent heavy troops to guard it and reminded Fan Xian to pay attention to a few people, including Brocade Guard commander Shen Zhong, Northern Qi Great Grandmaster Ku He, Xiao En's adopted son, Shang Shanhu, and Ku He's disciple, Northern Qi saint Haitang Duoduo. After Fan Xian entered Taiping Courtyard, he found the Qing Emperor inside. The reason the Qing Emperor was killed in Taiping Courtyard was that Fan Xian's wet nurse held a very high position in his heart, so he had saved Fan Xian's life. Furthermore, Fan Xian had always been very loyal. The Qing Emperor began to let go of his suspicions of him. Regarding the secret of Taiping Courtyard, Fan Xian knew that Ye Qingmei had left behind a mechanism, but he did not mention what secret it was.

In the end, Fan Xian did indeed go to Taiping Courtyard. In the 20th episode of " Celebrating the Years," Fan Xian went to the bottom of Taiping Courtyard with Wang Qinian to search for the Barrett sniper rifle bullets at the bottom of the lake. After a while, Fan Xian successfully obtained the bullet.

In the end, Fan Xian did indeed go to Taiping Courtyard. In the 20th episode of " Celebrating the Years," Fan Xian went to the bottom of Taiping Courtyard with Wang Qinian to search for the Barrett sniper rifle bullets at the bottom of the lake. After a while, Fan Xian successfully obtained the bullet.

In the end, Fan Xian did indeed go to the bottom of Taiping Courtyard's lake. In the 20th episode of " Celebrating the Years," Fan Xian went to the bottom of Taiping Courtyard with Wang Qinian to search for the Barrett sniper rifle bullets at the bottom of the lake. After a while, Fan Xian successfully obtained the bullet.

The specific secret of the forbidden door of Taiping Courtyard in the original book,"Celebrating Years", was not clearly revealed in the search results provided. According to Ye Qingmei's letter to Fan Xian, 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 involved Fan Xian's birth and people's birth, aging, illness, and death. It was the fairest thing in the world. The reason Fan Xian could travel to Ye Qingmei's son was because he had an incurable disease in his previous life, and this book was explained as an experiment in his previous life. However, the specific secret content and how to open the Forbidden Door were not revealed in the information provided. Thus, we currently have no way of knowing the secret of the forbidden door of Taiping Courtyard.

The secret of the forbidden door of Taiping Courtyard was a mystery. According to the contents of Ye Qingmei's letter to Fan Xian, the Forbidden Door might be a laboratory. There might be modern high-tech equipment inside, such as mobile phones, navigation, computers, and so on. Fan Xian's identity was related to the mystery of the afterlife and the Forbidden Door. The Qing Emperor had also sent troops to guard Taiping Courtyard, which meant that he knew this place was different but had never understood. However, the exact secret was still unknown.