PBS has wisely remained neutral, leaning into the triangle as the central marketing hook for the inevitable Season 5.
So, is the Duke gone for good? Not entirely. Martin appears in a limited capacity, acting as a narrative bridge. The season premiere cleverly writes Wellington out by having him accept a prestigious position at the New York Police Department. This transatlantic move leaves Eliza (Kate Phillips) utterly alone in London. Miss Scarlet and the Duke - Season 4
Strengths: