There are 3 books in the Regency Spies of London series.
The Regency Spies of London series does not have a new book coming out soon. The latest book, A Dangerous Engagement (Book 3), was published in September 2017.
The first book in the Regency Spies of London series, A Spy's Devotion, was published in February 2016.
The Regency Spies of London series primarily falls into the Historical Romance genre.