Grey's Anatomy - Season 13 (2016)

Alex realizes the clinic doesn't make him less of a doctor while Meredith struggles with professionalism with Riggs

Meredith and Bailey both have liver transplant patients; Owen needs to look after Harriet.

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.

The arrival of a new consultant puts the doctors on edge; Amelia and Owen bring their personal problems into the hospital; April explores some unfamiliar territory.

A surgery brings back memories for Meredith, Richard, Owen and Stephanie.

Alex makes a decision about his future when it looks like he'll be going to jail. In the meantime, Richard wants to know why Eliza is at Seattle Grace as victims of a building collapse are brought in.

Bailey, Arizona and Jo treat a violent teenage girl and her unborn baby in a women's prison.

The attendings plot to make Eliza's first day at Grey Sloan difficult.

Maggie's mother unexpectedly visits; Bailey is forced to make a tough decision when an attending won't work with Eliza; Stephanie gets involved in Owen and Amelia's drama.

The residents get caught up in a conflict between attending physicians; April has a rough first day in her new role at the hospital.

Alex learns a lot has changed at the hospital since he left; Jo has to make a tough decision on a case; Arizona tries to keep her distance from Eliza.

Richard, Jackson, April and Catherine tackle a grueling trauma case intensified by hospital politics; Amelia finally faces her feelings about Owen; Meredith gets caught between Nathan and Alex over a patient.

Jackson and April go to Montana to perform a complicated surgery on a young patient.

Diane Pierce returns to Grey Sloan while Owen and Amelia collaborate on a trauma case.

When Maggie's mom's health deteriorates, the doctors are at odds over how to treat her. Meanwhile, Richard comes to grips with Bailey's betrayal over the Residency Program.

When Maggie takes on a big case, many of the doctors are worried she's not the right one for the job; Stephanie makes the mistake of treating one of Grey Sloan's own.

Meredith and Nathan must face their feelings when they end up next to each other on a plane.

Bailey and April work to fix things between Richard and Catherine; Eliza continues to pursue Arizona; one of Alex's previous patients returns to Grey-Sloan.

April and Andrew consult with a patient who has an inoperable heart tumor; Alex and Eliza disagree about the treatment of a young patient; Stephanie and Ben make major decisions.

The doctors of Grey Sloan encounter a difficult case involving a dangerous patient; Owen receives life-changing news that pushes Amelia to step up to support him; Alex attends a medical conference after making a shocking discovery.

A dangerous patient escapes the hospital room, putting the doctor's lives at risk; Alex faces a difficult decision in his relationship with Jo; Meredith has big news for Nathan.