Xu Hui only ever went between home and school.
And she had probably disappeared on her way home from school on Tuesday.
So whoever had harmed her had to be someone who could see her every day, which kept the pool of suspects fairly small.
Song Xiaotian wasted no time getting started. After listing the clues on paper, he immediately left the shop to investigate the killer in his own way.
In theory, he had been a police officer and had all sorts of contacts. If someone around Xu Hui had killed her, Song Xiaotian should have been able to find them.
But after several days of investigation, he had found nothing.
He focused his investigation on the neighbors around Xu Hui's home and the people at her school. The killer also had a car.
Xu Hui lived in the Old City District, and her apartment building was old, too.
Anyone who could afford a car probably wouldn't live somewhere with such poor conditions.
A few households did have cars, but those people usually didn't stay there.
As for the school, Song Xiaotian had also investigated the teachers and administrators who owned cars. He checked the surveillance footage from their residential complexes and found that, after school that day, they had all driven back to their complexes quite early.
So none of them had had time to commit the crime, either.
The most likely suspects had all lacked the time to commit the crime.
Where had things gone wrong?
Song Xiaotian had hit a wall. After all, he was no longer a police officer, and certain circumstances made investigating less convenient.
As for me, without knowing where the original crime scene was, I had no way to summon Xu Hui's spirit.
Divination wasn't all-powerful, either. I couldn't divine an exact