As Annie and Auggie’s romance heats up, both begin to notice how it strains their working relationship within the CIA. Arthur and Henry almost come to blows.
Patty Hearst gets kidnapped and brainwashed, Mark Twain flees the city in fear (and finds his unlikely first hit story) and Mary Ellen Pleasant supports abolitionists with her business earnings.
Paige throws Emily a surprise birthday party with even more surprising guests – Jenna and Shana. But it’s “A’s” actions at the party that lead to the biggest shock of all. Mona’s selfless act provides Hanna and her mother with their first bit of good news, but sends Mona down a familiar path. And Ezra gets some distressing news from Maggie regarding her and Malcolm. Meanwhile, Aria and Jake continue trying to define their confusing relationship. And Emily meets with a world class coach in a last ditch effort to salvage her swimming career.
When a heat wave hits the city, Alex is appointed Trauma Team Leader as the hospital is faced with an influx of patients during a blackout. With no back-up power available, Dawn and Charlie must figure out a way to continue their surgery as Joel and Maggie attempt to keep a patient alive while stuck in an elevator.
Harvey’s defense of Ava hits a roadblock when the interests of her murder trial are at odds with Louis’ work to thwart a hostile takeover of Hessington Oil by a rival businessman.