
An elite squad of FBI profilers analyzes the country's most-twisted criminal minds, anticipating the perpetrators' next moves before they can strike again. Each member of the "mind hunter" team brings his or her expertise to pinpoint predators' motivations and identify emotional triggers to stop them. The core group includes an official profiler who is highly skilled at getting into the minds of criminals, a quirky genius, the former media liaison who manages to adeptly balance family life and the job, and a computer wizard.

The team searches for a killer who has struck the past three years during Detroit's raucous pre-Halloween celebrations.

When the BAU team travels to Denver to investigate several murders, Prentiss is forced to evaluate her relationship with Special Agent Andrew Mendoza.

When bodies turn up in Indiana cornfields, the team must catch a pack of serial killers targeting exotic dancers.

The members of the BAU team are brought back to their origins as they look at one of Gideon and Rossi's old cases.