In the new season, Eliza's agency is thriving and her professional life is on a successful path. On the personal side, however, Duke has now been away in New York for several months and Eliza is forced to make a difficult decision. Meanwhile, a new Detective Inspector comes to Scotland Yard and Eliza must navigate building a relationship with him if she's going to continue having access to police resources. All these changes and decisions beg the question: Can Eliza Scarlet have it all?