JJ and Spencer have been friends for years. Close friends. They have the same job and understand each other very well. Will is JJ's long term boyfriend. He is a cop as JJ is an FBI agent. They get each other well, but not that much. They've had multiple arguments about their jobs, but this last one was the worst. JJ decided that it was time to move on. JJ and Spencer have a strong friendship, but will it get stronger when their boss (Hotch) puts them as an undercover couple for a case in Florida...for a whole weekend? Find out in: "The Pieces of a Broken Heart" (this book)