An elite team of FBI profilers analyze the country's most twisted criminal minds, anticipating their next moves before they strike again. The Behavioral Analysis Unit's most experienced agent is David Rossi, a founding member of the BAU who returns to help the team solve new cases.
Eccentric genius Walter O’Brien and his team of brilliant misfits comprise the last line of defense against complex, high-tech threats of the modern age. As Homeland Security’s new think tank, O’Brien’s “Scorpion” team includes Toby Curtis, an expert behaviorist who can read anyone; Happy Quinn, a mechanical prodigy; and Sylvester Dodd, a statistics guru.
After her daughter Lacey goes off to a prestigious university, Carol finds herself with an empty nest and decides to rent out her room. When Nikki, a local college student answers the ad, it feels like a perfect fit. What Carol doesn't know is that Nikki was her daughter's high school rival, and that she believes Carol cheated her out of a chance to attend a better school by pulling strings for Lacey. Now, Nikki has come to avenge the future she feels has been stolen from her.
