The trailer opens on chaos: President Rayburn has died — and Grace Penn (Allison Janney), formerly VP, is now President. Kate Wyler (Keri Russell), Ambassador to the UK, warns that Grace is “terribly flawed” and may make a catastrophic mistake. Mixed in are revelations: the deceased president was on the phone with Kate’s husband at his moment of death, raising suspicions. Kate, initially plotting against Grace, may find that getting what she wanted brings nightmare consequences. Tensions run high in Washington and London as alliances shift, secrets loom, and personal and political stakes climb.