There are 2 books in The Scott-De Quincy Mysteries series.
The Scott-De Quincy Mysteries series does not have a new book coming out soon. The latest book, Lady Odelia's Secret (Book 2), was published in March 2022.
The first book in The Scott-De Quincy Mysteries series, Lady Helena Investigates, was published in March 2018.
The Scott-De Quincy Mysteries series primarily falls into the Historical Mystery genre.