There are 4 books in The Returned Lords of Grosvenor Square series.
The Returned Lords of Grosvenor Square series does not have a new book coming out soon. The latest book, A New Home For The Duke (Book 4), was published in January 2019.
The first book in The Returned Lords of Grosvenor Square series, The Waiting Bride, was published in February 2019.
The Returned Lords of Grosvenor Square series primarily falls into the General Fiction genre.