Vampire: The Masquerade 5th Ed. - Chicago By Night
Vampire: The Masquerade 5th Ed. - Chicago By Night - Rules of Play says:
In this supplement, you will find descriptions of most of the Kindred inhabitants of Chicago, complete with 5th Edition writeups; the secret history of Chicago with detailed maps and geographical details; relationship details and factions; and dozens of encounters organized by theme, which provide Storytellers a means to make the setting come alive for the players.