Wei Zhenguo was about to retire, so he simply took a long vacation and came to Anwan City to stay with the special investigation squad.
He didn't interact with Jiang Yuan and the others much, at most sending a text message to describe the situation of his wife to Jiang Yuan and the others from his memory.
For the special investigation squad members who have been detectives for a long time, it's not surprising for the victim's family to stay around. In fact, it's not only not surprising, but also a very effective means of supervision. Especially for ordinary people, relying on some supervisory institution to achieve their goals is far less effective than staying around themselves.
