The BAU team opens an investigation when a man who fully believes he's Dr. Tara Lewis' brother arrives in town, knowing everything about her and her family, and she is unable to make contact with her real sibling.
Team Scorpion must use their high IQs to win a softball game when the homeland director challenges, with all of their future government contracts on the line. Also, Walter's secret night out with Florence puts Toby and Happy on edge.
