The Obsidian Chamber

The Obsidian Chamber is the sixteenth novel in the Agent Pendergast series. It was released on October 18, 2016. It is the twenty-fourth full-length Preston-Child collaboration.

Plot Summary
"A TRAGIC DISAPPEARANCE""After a harrowing, otherworldly confrontation on the shores of Exmouth, Massachussetts, Special Agent A.X.L. Pendergast is missing, presumed dead.""A SHOCKING RETURN""Sick with grief, Pendergast's ward, Constance, retreats to her chambers beneath the family mansion at 891 Riverside Drive--only to be taken captive by a shadowy figure from the past.""AN INTERNATIONAL MANHUNT""Proctor, Pendergast's longtime bodyguard, springs to action, chasing Constance's kidnapper through cities, across oceans, and into wastelands unknown.""BUT IN A WORLD OF BLACK AND WHITE, NOTHING IS AS IT SEEMS""And by the time Proctor discovers the truth, a terrifying engine has stirred-and it may already be too late..."-Publisher synopsis

Returning Characters

 * Aloysius Pendergast
 * Constance Greene
 * Vincent D'Agosta
 * Laura Hayward
 * Proctor
 * Diogenes Pendergast
 * Flavia Greyling
 * Mrs. Trask