Juan Carlos Infante

Holmes and Watson search for a civil contractor who leaked classified information, but their lives are disrupted by a group of cyberactivists determined to protect the contractor; Joan signs up for an online dating service.

On Reese's birthday, Finch gives him the day off in hope of keeping him away from the latest person of interest.

After a shocking event occurs on American soil, Elizabeth must answer President Dalton's questions about how it happened.

When Danny and his family are threatened by Thomas Wilder (Louis Cancelmi), a serial killer Danny has been unable to apprehend, Linda's concern intensifies over her husband's job as well as the state of their marriage. Also, Jamie challenges his superior officer, Sgt. William Mulvey (A.J. Buckley), during a hostage situation.