{"product_id":"threefold-mercy-stephanie-marcum-9798276481869","title":"Threefold Mercy: A Domestic Vigilante Serial Killer Horror Novel","description":"\u003cp\u003eSome mothers teach their sons to be kind.\u003cbr\u003eLeah Vale taught hers to make monsters disappear.\u003c\/p\u003e\u003cp\u003eOn the surface, \u003cb\u003eGreyson, Griffin, and Gage Vale\u003c\/b\u003e are everything America wants from its protectors-an FBI special agent, a sharp-eyed private investigator, and a celebrated unit chief tackling violent crime. But beneath the badges and case files lies a secret family doctrine born in a house where \"being a good wife\" meant surviving the night.\u003c\/p\u003e\u003cp\u003eYears ago, after a beloved cop and brutal abuser \"fell\" down the basement stairs, Leah rewrote the rules for her triplet sons. The courts don't save women like her. Evidence is easy to ignore. So the boys learned a cleaner kind of justice: stalk the worst domestic abusers, stage their deaths as accidents or suicides, and leave widows and children free at last. No loose ends. No bodies that scream \"murder.\" Just \u003cb\u003ethreefold mercy\u003c\/b\u003e-swift, silent, final.\u003c\/p\u003e\u003cp\u003eNow, the pattern they've perfected has a new witness.\u003c\/p\u003e\u003cp\u003eFBI analyst \u003cb\u003eMara Quinn\u003c\/b\u003e is hunting an invisible killer: a string of \"suicides\" connected only by restraining orders, hospital visits, and whispered stories of a mysterious man who appears right before bad men die. Her algorithm flags three geographic clusters. Three brothers. One surname: \u003cb\u003eVale\u003c\/b\u003e.\u003c\/p\u003e\u003cp\u003eAs Mara digs deeper, she uncovers an urban legend about a \"Mother of Knives\" and her sons-and a fourth \"quiet boy\" no one ever counted. Someone else has stolen the Vales' code, turned mercy into something far more vicious, and is baiting both Mara and the brothers into a final, burning showdown at the house where it all began.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eThreefold Mercy: A Domestic Vigilante Serial Killer Horror Novel\u003c\/b\u003e by \u003cb\u003eTommy Marcum\u003c\/b\u003e is a relentless blend of psychological horror, FBI procedural, and domestic-violence revenge thriller. Perfect for fans of dark, morally twisted crime fiction and serial killer horror with a conscience, this novel asks one unforgiving question: \u003c\/p\u003e\u003cp\u003eWhen the system fails the vulnerable, how far will a family go to make sure monsters never come home again?\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Stephanie Marcum,Tommy Marcum\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9798276481869\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Independently Published\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 11\/28\/2025\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 354\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.81lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 8.00h x 5.25w x 0.74d","brand":"Stephanie Marcum","offers":[{"title":"Paperback","offer_id":50664675082495,"sku":"9798276481869","price":19.99,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.whiterainbookhouse.com\/products\/threefold-mercy-stephanie-marcum-9798276481869","provider":"WR Book House","version":"1.0","type":"link"}