Talk:Diary of Investigations - Upper City/@comment-36825974-20190924030202/@comment-33460885-20190924160957

I believe it is a case but they're not going to unlock all the cases at once for people. Most of the cases in the Main City Diary were once events

I think it's going to be one new case a month for Upper City. I think while locked it can switch between books but it's not going to stay that way.