Amy and Katie discover the startling truth of who is behind the attacks and decide to go on the offensive. Strange alliances lead to violent death as they seek to overcome the most formidable enemy they have yet to face. An old ally resurfaces, yet everyone seems to have their own agenda, which leads to constant conflict where no one can be trusted, as they take on forces more sinister and powerful than ever before when they race to rescue their friends. This adrenaline-fueled continuation of 'the CULL' series sees Amy and Katie propelled into the very heart of their enemies' domain and bring about events that will change them forever.