WINNER OF THE CHICAGO WRITERS ASSOCIATION BOOK OF THE YEAR AWARD (2019) In this award-winning mystery/thriller, the gruesome death of a young woman pulls Sheriff Matt Callahan into a shifting universe where nothing is as it appears. As his island faces the threat of environmental ruin from the rupture of an oil pipeline under the waters of Lake Michigan and secret drilling along its shores, an unseen and relentless force poses a greater peril to the people of the island and beyond. When Callahan attempts to navigate the maze of deception that conceals those responsible for the danger, he unwittingly draws the innocent into a lethal trap and must confront his greatest fear as he is pushed to his physical and emotional limits.