There are 3 books in The Tulsa Underworld Trilogy series.
The Tulsa Underworld Trilogy series does not have a new book coming out soon. The latest book, A New Day Starts Here (Book 3), was published in June 2023.
The first book in The Tulsa Underworld Trilogy series, Too Late To Say Goodbye, was published in March 2022.
The Tulsa Underworld Trilogy series primarily falls into the Cozy Mystery genre.