S3·E11 Brother's Keeper

Episode recap

In the eleventh episode of the third season of FBI, titled Brother's Keeper, the team is called into action after a man is killed by an explosive package that was shipped directly to his home. Following this lethal attack, the team works to capture the sender responsible for the delivery. At the same time, the agents race against the clock to intercept the sender's latest deadly parcel before it can reach its intended destination and claim another victim. Away from the immediate dangers of the case, Maggie faces personal challenges as she tries to trust her younger sister, Erin. Erin is adjusting to life as a new college student in New York City, and Maggie attempts to believe that her sister is truly staying out of trouble while navigating her new environment. The episode balances the high stakes of the bomb investigation with the personal dynamics of Maggie and her sister.