All eyes turned to me when everyone heard Sun Tiger’s question. 

“Are you referring to the Triple Divination Technique, Uncle Sun?” I asked. “The technique might indeed pinpoint Li Wenjia’s location. But I’m afraid she’s made too many deliberate plans in her actions and movements that even this technique can’t help us much.”

It took me a very long time to master this advanced technique. It involved the knowledge in the Eight Trigrams[1] and the I Ching. It was invented by a Song family member who was an expert in divination texts. The chapter that dealt with this subject was one of the most esoteric chapters in The Chronicles of Grand Magistrates.

In short, this technique coupled the knowledge of elements and a complex set of deductions to allow divination of some information about the criminal. This process was divided into three sections—human divination, earth divination, and heavenly divination. Human divination provided...