There are 2 books in the MacNaughton Castle series.
The MacNaughton Castle series does not have a new book coming out soon. The latest book, A Merry MacNaughton Mishap (Book 1.5), was published in July 2020.
The first book in the MacNaughton Castle series, Deception and Desire, was published in June 2020.
The MacNaughton Castle series primarily falls into the Historical Romance genre.