­After learning his longtime friend and political ally ex-U.K. Prime Minister Trevor Lloyd is dying of cancer, Graves takes off to see him in Baltimore for one last adventure. Isaiah and Sammy join him, and Isaiah gets a peek behind the curtain when she takes him to visit her family. Olivia enlists Jeremy’s help when she realizes she’s in over her head with Arturo and Margaret finds herself falling into familiar patterns as she and Dalton strategize on her campaign.

With Christmas around the corner, Graves travels across state lines to convince Isaiah to come back to his staff. Olivia calls Jeremy for help during an unexpected, life-changing crisis. Margaret sets up her campaign office and discovers that her kooky opponent may be more of a challenge than she’d anticipated. Treadwell visits his mother during his supervised furlough.