[Yongmu, the eldest princess of the Tang Dynasty: Li Shutong]
[Shaoqing of Dali Temple: Pei Jingheng]
"If Lord Pei doesn't mind, can you join me in investigating the case!"
…
"Shu Tong..."
"Huh?"
"I have a message for you! Do you want to hear it?"
"All ears"
"There are trees in the mountains, and the trees have branches, and my heart is full of joy, but I don't know you... Now do you know what it means?"
"I understand... Dear Mr. Pei!"
…
Purpose: Self-salvation by overcoming imprisonment