Preston & Child continue their #1 bestselling series featuring FBI Special Agent Pendergast and Constance Greene, as they cross paths with New York´s deadliest serial killer: Pendergast´s own ancestor…and now his greatest foe. AN INCREDIBLE JOURNEY Astoundingly, Constance has found a way back to the place of her origins: New York City in the late 1800s. She leaps at the chance to return…although it means leaving the present forever. A DESPERATE OPPORTUNITY Constance sets off on a quest to prevent the events that lead to the deaths of her sister and brother. But along the road to redemption, Manhattan´s most infamous serial killer, Dr. Enoch Leng, lies in wait, ready to strike at the slightest provocation. UNIMAGINABLE ODDS Meanwhile, in contemporary New York, Pendergast feverishly searches for a way to reunite with Constance-but will he discover a way back to her before it´s too late?