Even science isn’t ready for the horrors that wait off the coast of Brazil in James Rollins’ latest thrill ride, The Demon Crown. (Photo courtesy Pexels)

When a team of scientists sets out to explore an island off the coast of Brazil, they are horrified by what they find. But someone doesn’t want their discovery to be made public, and soon they are imperiled themselves. Now only Sigma Force can stop the attrocities from wreaking havoc on an unsuspecting public. But will they be able to do so in time? Find out in James Rollins’ breathtaking rollercoaster ride of a novel, The Demon Crown.