In the 13th-season opener, one of the doctors becomes a patient, and Bailey attempts to deduce what happened. Meanwhile, Meredith harbors secrets affecting Maggie and Alex; April and Catherine butt heads over the new baby; and Richard gives Jo guidance.
Season 13, Episode 02 – “Catastrophe and the Cure”
Meredith thinks about her loyalties, while Alex deals with the fallout of his actions; Amelia and Owen host a dinner party with surprising guests; Jackson makes a suggestion to help April through her recovery.
Season 13, Episode 03 – “I Ain’t No Miracle Worker”
A quarreling family arrive at the hospital in the wake of a car accident at a funeral. Meanwhile, Arizona returns from New York and lands in an uncomfortable position between Alex and Andrew; Ben has a new parenting role; and Amelia solves a problem for Meredith and Maggie.
Season 13, Episode 04 – “Falling Slowly”
Alex attempts to do the right thing, but he finds no respite. Meanwhile, Jackson and April adapt to parenthood; Meredith and Nathan acknowledge their burgeoning relationship; and Amelia has questions about her new marriage
Season 13, Episode 05 – “Both Sides Now”
Meredith and Bailey clash when they covet the same liver for different patients who need transplants. Meanwhile, a bewildered Owen seeks guidance when he babysits Harriet; and Amelia’s not sure how to share some important news with Owen.
Season 13, Episode 06 – “Roar”
A familiar face returns to Grey Sloan, throwing many of the doctors for a loop. With Catherine putting on the pressure, Bailey has to make a decision about Alex while a tough ER case makes Amelia’s bad day even worse.
Season 13, Episode 07 – “Why Try to Change Me Now”
A new consultant arrives at the hospital and irritates the doctors, especially regarding her suggestions for the OR. Meanwhile, Amelia and Owen don’t leave their personal problems at home; and April tries something new.
Season 13, Episode 08 – “The Room Where It Happens”
A challenging surgery is performed, and it triggers powerful memories for Meredith, Richard, Owen and Stephanie.
Season 13, Episode 09 – “You Haven’t Done Nothin’”
Alex makes a fateful decision as he faces a scary future and a possible departure for jail. Meanwhile, victims of a building collapse pour into the hospital; and Richard wants Bailey to explain why Eliza’s expertise is needed.
Season 13, Episode 10 – “You Can Look (But You’d Better Not Touch)”
Three doctors visit a prison for women in order to treat a pregnant teenager and her unborn baby, and before long, the doctors find themselves dealing with an emergency situation.
Season 13, Episode 11 – “Jukebox Hero”
Eliza begins her first day at the hospital, and it won’t be a smooth ride for her thanks to Richard and the attendings. Meanwhile, Meredith attempts to locate Alex.
Season 13, Episode 12 – “None of Your Business”
Maggie’s mom visits her unexpectedly at work. Meanwhile, Bailey must make a tough call when one attending defies orders by not working with Eliza; and Stephanie gets swept up in Owen and Amelia’s personal problems.
Season 13, Episode 13 – “It Only Gets Much Worse”
Eliza’s new phase of teaching begins and the residents look forward to it, but trouble arises when they wind up stuck in the middle of bickering attendings. Meanwhile, April transitions to her new role at the hospital, and her first day is difficult.
Season 13, Episode 14 – “Back Where You Belong”
Alex returns to work and is greeted with many changes at the hospital. Meanwhile, Jo must make a tough call on a case; and Arizona tries to put some space between herself and Eliza.
Season 13, Episode 15 – “Civil War”
A grueling trauma case is complicated by hospital politics. Meanwhile, Amelia confronts her feelings regarding Owen; and Meredith finds herself stuck in the middle as Nathan and Alex butt heads over a patient.
Season 13, Episode 16 – “Who is He (And What is He to You)?”
Jackson and April must travel to Montana to operate on a young patient who requires a complex surgery. However, Jackson is having trouble concentrating on the task at hand, so April must step up and force him to focus.
Season 13, Episode 17 – “Till I Hear It From You”
Maggie’s mom returns to the hospital, but Maggie’s still in the dark about why she’s really there. Meanwhile, Owen and Amelia hash out their problems as they work on a trauma case together; and Bailey tries to mend her relationship with Richard.
Season 13, Episode 18 – “Be Still, My Soul”
Maggie’s mom’s health deteriorates, and the doctors are at odds over how to treat her. Meanwhile, Richard comes to grips with Bailey’s betrayal over the Residency Program.
Season 13, Episode 19 – “What’s Inside”
Maggie takes on a big case, but many of the doctors worry she’s not the right one for the job. Elsewhere, Stephanie makes a mistake while treating one of Grey Sloan’s own.
Season 13, Episode 20– “In the Air Tonight”
Meredith and Nathan have to confront their feelings when they are stuck sitting next to each other on a plane.