In the wake of national tragedy, Detective Kevin Corcoran reels like the rest of the country. As Corcoran mourns with Robert Morehouse and Doctor Matthew Freeman, the three men decide to join a national effort once more. For the three friends, the mission elicits memories from the battlefield, resurfaces faces from the past, and creates opportunity for Five Points chaos to continue unabated.
Looming devastation to Five Points forces Detective Kevin Corcoran to take drastic, irrevocable action. Injuries old and new push Doctor Matthew Freeman to the breaking point. As Elizabeth Morehouse spirals further into addiction, intervention comes from the unlikeliest of sources.
Detective Kevin Corcoran begins to question the motives behind strongholds of the Five Points community, and he solicits coppers of the Sixth Precinct to suss out the truth. In a collision of public and private spheres, Robert Morehouse’s marriage creates strife in his business ventures. The Freeman family struggles to maintain their freedom and well-being while confronting bigots in their community.
In his investigation, Detective Kevin Corcoran finds himself at an unusual dead end. Doctor Matthew Freeman is faced with the outbreak of a new and troubling illness sweeping Five Points. While Elizabeth tries to help with the Morehouse business, General Brendan Donovan enlists Madame Eva Heissen to gain leverage within his own affairs.
The Sixth Precinct's search for the killer of a fellow officer is derailed as Annie Reilly creates a rift in the Corcoran home. Madame Heissen discovers an unlikely ally. Elizabeth Morehouse soothes her conscience by aiding the Freemans. Francis Maguire finds himself crossing paths with old friends.