A Supreme Court justice is murdered and a conspiracy with potentially cataclysmic effects is uncovered in this adrenaline-charged entry in the nationally bestselling "propulsive, page-turning, compelling" (C.J. Box, #1 New York Times bestselling author) Hayley Chill series. When a justice of the Supreme Court is killed by the police officer assigned to protect him, the country is shocked. Hayley Chill's superiors suspect the assassination is part of a major conspiracy.

In Maui, where one member of the Supreme Court owns a vacation home, a busload of children is taken hostage with the justice's death as ransom. Together with a deputy US marshal, Hayley embarks on the monumental task of rescuing the children while also protecting the justice. "With plot twists that keep you guessing, and a heroine who makes you stand up and cheer, The Devil You Know is a knockout" (Don Bentley, New York Times bestselling author).