Carrie conducts a secret investigation when Homeland Security takes over a bombing case from Major Crimes and concludes that it is tied to terrorism. Meanwhile, Joanne makes friends with Cherie's daughter Maya.
Amy sails to India; and flirts with a coworker.
Holmes and Watson investigate the murder of a well-respected mathematician and look into the guarded equation he was trying to decipher. Watson is at a loss when a former patient's son asks her for a loan.moreless