On Death's Door. the ashburn series, #1

The Librarians meet the Dresden Files!When the stars align, the dead will rise. And only two people can stop them. The celestial clock is ticking. Can Victoria and Mark Ashburn prevent the apocalypse before it's too late?An ancient evil is unleashed upon the world when the planets converge in a rare celestial alignment. Victoria and Mark Ashburn, a brilliant historian and a seasoned patriot, must join forces to decipher a 2, 000-year-old prophecy and prevent the apocalypse.
As the undead army of King Ursa rises, the Ashburns embark on a heart-pumping adventure that takes them from the dusty archives of ancient texts to the treacherous landscapes of modern-day battlefields. Can they unravel the mysteries of the prophecy and save humanity from extinction? Or will the stars align to signal the end of the world as we know it?On Death's Door is a gripping supernatural thriller that combines action, suspense, and ancient mysteries to create a heart-stopping adventure that will keep you on the edge of your seat.
Perfect for fans of Jim Butcher, Dean Koontz, Katherine Neville, and James Rollins.