Charles receives a mysterious olive branch, but the offer of reconciliation places him in grave danger. James must find a way to defend Charles' honour before Lady Maria is lost to him forever.

Cast: Philip Glenister, Ian Attard, Stephen Chapman, Paul Bown, Ella Purnell, Harriet Walter, Martin Bishop, Tara Fitzgerald, Adam James, Alice Eve, Cornelius Booth, Richard Goulding, Bronagh Gallagher, Richard Huw, Tamsin Greig