Guardian Wolf

Mystery, intrigue, and romance abound in this paranormal series that follows members of the Alpha Force—a secret branch of the military mostly composed of shapeshifters. An essential part of the U.S. defense forces in the United States, this undercover, elite, supernatural team uses its power to help investigate any major and mysterious crimes that cross their path, all while battling—or finally giving into—their passions.
Spying his former lover shifting from wolf to woman provoked strong feelings in Simon Parran. And it seems that Dr. Grace Andreas has a few other secrets, including membership in the elite shape-shifting unit, Alpha Force.
Having hidden his true nature from Grace for so long, Simon is unprepared to finally work side by side with her. But with biological weapons going missing and a suspected terrorist plot in the works, Simon must turn to Grace for help. Even if being with her 24/7 would ignite all the passion he'd long repressed ...