Something is killing the children

"When the children of Archer's Peak, a sleepy town in the heart of America, begin to go missing, everything seems hopeless. Most children never return, but the ones that do have terrible stories, impossible details of terrifying creatures that live in the shadows. Their only hope of finding and eliminating the threat is the arrival of a mysterious stranger, one who believes the children and claims to be the only one who sees what they can see. Her...

"Archer's Peak is in lockdown, as Erica Slaughter has lost control of the situation and news of the killings has spread outside the town. But as the House of Slaughter arrives to clean up the situation by any means necessary, Erica finds that the true threat to those around her isn't who--or what--she ever expected. And the cost of saving the day may be too high for anyone to pay." --back cover