Alex Cross is pursuing another career more in line with his psychiatric training and goes into practice after a suspension from the force, awaiting a murder trial, and being deemed trigger happy. But when he takes on his friend Sampson as a patient. Cross jumps at the chance, even if it may end up costing him what's left of his career. When a string of young, blonde women go missing, the investigation leads Cross and Sampson to the most depraved, darkest corners of the internet. Struggling to prove his own innocence and uncover the truth lurking online, Cross must risk everything to save his most at-risk patient of all...himself.