Masha King

After Hannah gives Principal Toby some unexpected news, she runs into her old friend-slash-nemesis Tally. Marnie has an unsettling dream and later tries to work things out with Desi. Noticing business is suffering at Ray's, Shoshanna offers to help with marketing, performing some clandestine research on their competition. Elijah makes his pitch to Dill that their relationship should be exclusive.

While working a case of a nanny accused of abuse, Erin disagrees with the psychiatric consultant, Dr. Alice Dornan (Jennifer Bowles), regarding her diagnosis and punishment suggestion. Also, Eddie confronts her boss who has a personal vendetta against the commissioner and the Reagan family name; Mayor Peter Chase (Dylan Walsh) pushes Frank to make staffing changes he is skeptical about; and Danny goes undercover on a case when a woman claim.

Jackie returns to rehab, but only to help her investigation. Ray starts closing in on Osito at the same time he and Renee cross the line. Junior takes the first step to becoming a soldier.

When Elizabeth discovers that a terrorist bombing at an Illinois coffee shop was funded by someone with close ties to the Saudi government, she makes a bold move after the Saudi ambassador refuses to bring the man to justice. Also, Matt refuses to issue a statement when news breaks that he and the bomber are linked to the same mosque, and Henry reaches out to Dmitri when he hears he's having trouble adjusting to his new life in Phoenix. Chris Petrovski reprises his guest role as Dmitri Petrov.

When the assistant vice minister of Timor-Leste suddenly dies during a meeting with Elizabeth on the first day of the U.N General Assembly, she becomes suspicious after the president of Timor-Leste ships the body back without a proper investigation. Also, a 'fake news' story surfaces claiming Elizabeth is responsible for the minister's death, and Dmitri returns to work with Henry, on the fourth season premiere of Madam Secretary.