When Amy Larson and her partner Hunter Forrest investigate a missing persons case in a series of caves outside Denver, Colorado, they discover a muddy pit littered with corpses that are covered in human bite marks and find the case leading them to a cult.

"Sandra Dallas's Little Souls is a gripping tale of sisterhood, loyalty, and secrets set in Denver amid America's last deadly flu pandemic Colorado, 1918. World War I is raging overseas, but it's the home front battling for survival. With the Spanish Flu rampant, Denver's schools are converted into hospitals, churches and funeral homes are closed, and nightly horse-drawn wagons collect corpses left in the street. Sisters Helen and Lutie have moved...