Detective John Cardinal is on the hunt for an ingenious killer even as he mourns his own wife’s tragic death in this thriller of heart-stopping suspense Autumn has arrived in Algonquin Bay, and with it an unusual spate of suicides. The most shocking victim yet is Detective John Cardinal’s wife, who has finally succumbed to her battle with manic depression. As Cardinal takes time to grieve, his partner, Lise Delorme, handles an unsavory assignment: a young girl appears in a series of unspeakable photos being traded online, and background elements indicate she lives in Algonquin Bay. Delorme is desperate to find the girl before she suffers more abuse. When Cardinal receives a string of hateful anonymous notes about his wife’s death, he begins to suspect homicide. His colleagues believe he is too distraught to think clearly, and he’s forced to investigate alone. In doing so, he comes up against a brand of killer neither he—nor the reader—has ever seen before.