The Sinner

From the New York Times bestselling author of The Surgeon and The Apprentice comes a chilling new novel of suspense featuring Boston medical examiner Dr. Maura Isles, on the deadly trail of an anonymous madman who's committed an unholy crime. . . .THE SINNERNot even the icy temperatures of a typical New England winter can match the bone-chilling scene of carnage discovered in the early morning hours at the chapel of Our Lady of Divine Light. Within the sanctuary walls of the cloistered convent, now stained with blood, lie two nuns--one dead, one critically injured--victims of an unspeakably…