Bailey gives Grey Sloan a facelift after the fire.
Jo makes a surprising choice regarding Alex.
Harper arrives at Grey Sloan, putting Bailey on edge.
Maggie finds herself at an awkward family dinner
In a flashback to Iraq in 2007, the events leading up to Megan's kidnapping are revealed. In present day, Owen and Megan hash out old wounds.
Jackson decides he needs some time off and invites the guys to join him on a day out at sea, while Arizona, April, and Maggie treat a woman who is hiding a deadly secret.
After a roller coaster car falls off the track at the county fair, the doctors at Grey Sloan tend to patients who spark memories about ghosts from their past.
A hacker gets into the hospital computer system.
Jo finally faces her estranged, abusive husband Paul Stadler, while Grey Sloan continues to work with the FBI after a hacker has compromised the hospital's computer system.
A boy's case has a profound impact on the doctors.
Bailey faces her most difficult challenge yet.
A new surgical innovation contest begins.
Firefighters go to Grey Sloan after rescuing two boys.
Maggie invites Cliver over to meet Meredith and Amelia.
Meredith learns about Marie's history with her mother.
Jo helps Bailey with a patient who was an astronaut.
April's crisis of faith comes to a head.
Amelia and Koracick perform a risky procedure.
Arizona treats Matthew Taylor's baby.
Arizona shares cookies with a special ingredient.
Serious allegations threaten Grey Sloan's reputation.
Alex and Jo go to Iowa to find Alex's mom.
One of Grey Sloan Memorial's own is seriously injured.
The doctors attend Alex and Joe's wedding.