After Antietam, the Greens suffer a setback and Pinkerton’s inquiry heats up. Foster and Samuel visit Foster’s family plantation, where they intervene in a difficult labor. The hospital staff unites to oust their hated chief. In Boston, Mary’s condition worsens.
Lisette’s intervention leads to a family reunion. Pinkerton’s investigation causes a rift.
After the battle of Chantilly, Hopkins and Emma strike out to rescue wounded soldiers.
The Greens work together to hide an ugly secret. McBurney plots to send Mary home.
