There are 4 books in the Nikki and Michael series.
The Nikki and Michael series does not have a new book coming out soon. The latest book, Kiss the Night Goodbye (Book 4), was published in February 2004.
The first book in the Nikki and Michael series, Dancing with the Devil, was published in March 2001.
The Nikki and Michael series primarily falls into the Paranormal Romance genre.