It's unlikely; he's not the only one who can vouch for being at work.
However, the shoe prints of Wang Huifang's husband, Zhang Chao, were basically on top of all other prints.
This suggests that Zhang Chao was the last person to enter the room.
Or is there an issue with the forensic doctor's estimation of the time of death?
Lu Chuan opened the case files again and read through them carefully.
According to the files, thorough investigations were conducted on everyone whose fingerprints and shoe prints were found in the room.
Although the files didn't specify who were primary suspects and who were investigated as part of the process, generally speaking, in cases like this, the husband is usually one of the prime suspects when the wife is murdered.
But in this case, the investigation content regarding Zhang Chao is relatively sparse because he has a clear alibi.
