The John Chambers series does not have a new book coming out soon. The latest book, The Mystery Deepens (Book 2), was published in January 2021.
The first book in the John Chambers series, Her Mother's Pendant, was published in January 2021.
The John Chambers series primarily falls into the Action Adventure, Crime, Hard-Boiled, Police Procedural, Private Investigator, Mystery and Thriller genres.