Book of the Wars novels

Mentioned in the pages of the Septuagint but lost to history, the Book of the Wars has resurfaced, and its pages hold secrets--and dangers--never before seen on earth. Tasked with capturing the ancient text, former Navy SEAL Leif Metcalfe is finally given command of his own team. But their best efforts are ruined when a notorious Bulgarian operative known as "Viorica" snatches the volume right out from under them. Iskra "Viorica" Todorova is determined...

"Done waiting for answers, former Navy SEAL Leif Metcalf seizes control and teams up with his greatest enemy--a move that comes with a deadly risk. Torn apart by opposing views on how to handle Leif's act of treachery, team Reaper hunts one of their own--agreeing only on starting, not stopping, the final battle prophesied in the Book of the Wars"--