With the investigation gathering momentum, while also trying to expose the secrets of a sick pedophile ring, Kim finds herself in the sights of a lethal individual undertaking their own twisted experiment.

Pitted against a dangerous sociopath who seems to know her every weakness, for Detective Stone, each move she makes could be deadly. As the body count starts to mount, Kim will have to dig deeper than ever before to stop the killing. And this time-it's personal.