The Enigma Strain

An explosion in Yellowstone triggers a mysterious disease and a looming supervolcano eruption, none of which are coincidental. Reclusive park ranger Harvey Bennett teams up with a CDC scientist, Juliette, to thwart the terrorists behind this chaos. As they traverse the American landscape, they must confront challenges that test their resolve and survival instincts. Described as a thrilling blend of conspiracy and adventure, "The Enigma Strain" is the inaugural book in the fast-paced Harvey Bennett Thrillers series by USA Today bestselling author Nick Thacker.