Gideon and his team track down a copycat bomber terrorizing a quiet community.

The team travels to New Jersey where several people have been poisoned, one of them fatally with LSD, ten times more potent than the street version.

The BAU team travels to Mexico to aid in the capture of a serial killer who is targeting elderly women.

The BAU is called to investigate a series of bank robberies after it becomes evident the crimes are not based on money because the robber abuses his victims by forcing them to undress before he leaves the crime scene.

The BAU becomes involved to prevent a possible race riot when the murder of four young black women in a mostly white New York suburb appear to be hate crimes.

Elizabeth Prentiss, a foreign ambassador and SSA Emily Prentiss' mother, seeks the aid of the BAU when a Russian immigrant is kidnapped and held for ransom.