The Shut Mouth Society

When a wealthy collector in Santa Barbara acquires a freshly uncovered document from Abraham Lincoln, detective Greg Evarts and UCLA professor Patricia Baldwin are enlisted to authenticate it. Their investigation uncovers a perilous conflict with a secret society dating back to Reconstruction, leading to a shocking murder that puts their lives in jeopardy. As they race across the country, they uncover a Civil War secret with the potential to disrupt North America's power dynamics, forcing them to unravel a 150-year-old conspiracy before they are silenced.