Daniel DJ Palmer Books in Order

Sixteen-year-old Cam Hilliard, son of the U.S. president, develops violent mood swings and baffling neurological symptoms that doctors dismiss as teen angst. Secret Service agent Karen Ray and physician Lee Blackwood link his case to another endangered teen and a threat reaching into national security.

Intensivist Julie Devereux has long argued for the right to die, but her beliefs are tested when a crash leaves her fiancé a quadriplegic begging for release. After he dies suddenly, she finds similar suspicious deaths and realizes someone is quietly deciding which patients should live.

After a devastating mistake in the operating room, neurosurgical resident Carrie Bryant quits and returns home to help her combat-veteran brother, who is crippled by PTSD. An experimental brain procedure at a VA hospital offers hope—until patients vanish and Carrie uncovers a deadly conspiracy.