Using this as a starting point, spread outward, manually in conjunction with AI to filter through, and find a direction to investigate.
That guy is alive, he will have contact with others, using a smartphone, and if he doesn't only make calls, then this contact will become more extensive.
As long as resources are invested, there will definitely be some clues.
The Gatekeeper, in his younger days, was a hooligan, as they say in local parlance, a loafer.
Later, among the familiar acquaintances, quite a few have ended up running sewing machines inside.
The Scorching Sun Department found out that in the place where this guy resides, someone has been using a phone to contact some of the former loafers.
And among them, one has been incarcerated again this year for breaking and entering, which is an ordinary officer's case, unrelated to the Scorching Sun Department.
