Alex Blue Davis

New doctors continue to shake up the hospital, Meredith bonds with a patient and Jackson struggles with the meaning behind recent experiences. Meanwhile, Jo forms an unexpected alliance.

Jo faces her estranged, abusive husband. The hospital works with the FBI after a hacker compromises the computer system.

Meredith reaches out to Teddy and helps her talk through some of her personal struggles. Owen and Amelia hide out near Betty's school after she becomes a flight risk. Jo wants to get to work on the fellowship.

Although he enjoys spending time with Maggie, Jackson must focus on the groundbreaking surgery he has scheduled with Catherine and Richard. Meanwhile, Jo assists Bailey with a patient who used to be an astronaut.

A sea of patients flood the hospital after gunfire goes off at a parade and a blast from the past throws Maggie off her game on the same day that Meredith tries to talk to her about DeLuca. Owen and Amelia get some potentially life-altering news.

While Meredith breaks a hospital record, the rest of the doctors are sent scrambling in the wake of a massive overdose within the community.