What's the secret behind the celebration?

The secret behind Qingyu's door was the Forbidden Door. The bottom of Taiping Courtyard's lake hid a forbidden door. This was one of the secrets Ye Qingmei had left for Fan Xian. In the letter, Ye Qingmei warned Fan Xian not to open this door because it could subvert order. The Forbidden Door might have something to do with Ye Qingmei and Fan Xian's ideas and techniques that surpassed the times. The specific content and secrets might require reading novels or watching television dramas to understand.

The secret behind Qingyu's door was the Forbidden Door. The bottom of Taiping Courtyard's lake hid a forbidden door. This was one of the secrets Ye Qingmei had left for Fan Xian. In the letter, Ye Qingmei warned Fan Xian not to open this door because it could subvert order. The Forbidden Door might have something to do with Ye Qingmei and Fan Xian's ideas and techniques that surpassed the times. The specific content and secrets might require reading novels or watching television dramas to understand.

The secret behind Qingyu's door was the Forbidden Door. The bottom of Taiping Courtyard's lake hid a forbidden door. This was one of the secrets Ye Qingmei had left for Fan Xian. In the letter, Ye Qingmei warned Fan Xian not to open this door because it could subvert order. The Forbidden Door might have something to do with Ye Qingmei and Fan Xian's ideas and techniques that surpassed the times. Specifically, the Forbidden Door could be a laboratory with modern high-tech equipment such as mobile phones, navigation, computers, etc. In addition, the Forbidden Door could also be a teleportation door to the Temple, or an arsenal or laboratory. It hid high-tech equipment and scientific literature, as well as letters from Ye Qingmei and the Qing Emperor. In short, the secret behind the Qing Emperor's family was a forbidden door. It might involve Fan Xian's identity and the mystery of his next life, as well as Ye Qingmei and the Qing Emperor's thoughts and techniques.

The secret behind Qingyu's door was the Forbidden Door. The bottom of Taiping Courtyard's lake hid a forbidden door. This was one of the secrets Ye Qingmei had left for Fan Xian. In the letter, Ye Qingmei warned Fan Xian not to open this door because it could subvert order. The Forbidden Door might have something to do with Ye Qingmei and Fan Xian's ideas and techniques that surpassed the times. The specific secret content was not mentioned.

The secret behind Qingyu's door was the Forbidden Door. The bottom of Taiping Courtyard's lake hid a forbidden door. This was one of the secrets Ye Qingmei had left for Fan Xian. In the letter, Ye Qingmei warned Fan Xian not to open this door because it could subvert order. The Forbidden Door might have something to do with Ye Qingmei and Fan Xian's ideas and techniques that surpassed the times. The specific content and secrets might require reading novels or watching television dramas to understand.

The secret behind Qingyu's door was the Forbidden Door. The bottom of Taiping Courtyard's lake hid a forbidden door. This was one of the secrets Ye Qingmei had left for Fan Xian. In the letter, Ye Qingmei warned Fan Xian not to open this door because it could subvert order. The Forbidden Door might have something to do with Ye Qingmei and Fan Xian's ideas and techniques that surpassed the times. The details of the secret were not mentioned.

The secret behind Qingyu's door was the Forbidden Door. The bottom of Taiping Courtyard's lake hid a forbidden door. This was one of the secrets Ye Qingmei had left for Fan Xian. In the letter, Ye Qingmei warned Fan Xian not to open this door because it could subvert order. The Forbidden Door might have something to do with Ye Qingmei and Fan Xian's ideas and techniques that surpassed the times. The details of the secret were not mentioned.

The secret behind Qingyu's door was the Forbidden Door. The details of the secret were not mentioned.

The secret behind Qingyu's door was the Forbidden Door. The bottom of Taiping Courtyard's lake hid a forbidden door. This was one of the secrets Ye Qingmei had left for Fan Xian. In the letter, Ye Qingmei warned Fan Xian not to open this door because it could subvert order. The Forbidden Door might have something to do with Ye Qingmei and Fan Xian's ideas and techniques that surpassed the times. The details of the secret were not mentioned. Perhaps one would need to read novels or watch television dramas to understand.

The secret behind Qing Yuannian was related to the temple. In the play, the Qing Emperor racked his brains to set up a trap, wanting to learn the location of the temple from Xiao En. Xiao En had kept this secret, but in reality, at the beginning of the plot, Fan Xian had seen the drawing of the Temple on the murals in the Qing Temple. This temple was the same as the temple in Sean's memories. Before Xiao En died, he revealed to Fan Xian the location of the Temple and his experience with Ye Qingmei in the Temple. This secret aroused Fan Xian's interest. He decided to explore the truth of the Temple. The secret of the Temple might involve Fan Xian and Ye Qingmei's origins, as well as the relationship between the Qing Emperor and Ye Qingmei. However, the specific secrets of the temple were not revealed in detail in the information provided.