Four young girls go missing in Seattle. It is thought that it is the work of a serial killer. The case goes to the BAU, an elite group of profilers who analyse the nation’s most dangerous criminal minds. The head of the group is Jason Gideon, who is trying to track the criminal by creating his psychological profile together with his teammates. Jason is not a frequent visitor of the FBI forensic laboratories. His squad goes to the crime scenes, questions witnesses, analyses and studies psychological aspects of the criminal’s life…