Six months pregnant, FBI Special Agent Mackenzie White and Ellington decide to call off their official wedding and take a trip to Iceland instead. While on their honeymoon, they finally have some time to relax - when an urgent call comes in: in the DC area, women are being strangled one by one in what appears to be the work of a serial killer. Even more alarming, the killer is so meticulous that he leaves absolutely no trace. Mackenzie puts forward a radical theory about who he might be. Harassment could jeopardize her job and her own life. In this frenzied game of cat and mouse - the hunt of her life - she tries to save her child and her sanity while battling a diabolical psychopath and her own agency. For all her keen intelligence, it may be too late to save the next victims - or yourself. A dark psychological thriller with a captivating plot, BEFORE HE FAILS is book number 11 in the gripping Mackenzie White Mystery series of detective novels, featuring a beloved heroine. It’s simply impossible to tear yourself away from the book.