Bailey, Arizona and Jo go to a maximum security women's prison to treat a violent, 16-year-old pregnant girl and her unborn baby.

In an effort to save Chastain, Bell considers selling the hospital to a conglomerate, but Kit tries to make him see that the negatives will outweigh the positives. With Conrad’s help, Nic tracks down Kyle and pleads for him to reconsider donating a kidney to Jessie. Meanwhile, Mina voices her concern to Austin when Shira is assigned to Micah’s surgery and Devon fights for the care of a patient whom the doctors suspect is uninsured.

Ryan tags along to a disaster drill training at Station 19 where he and Jack get competitive. Captain Pruitt’s health weakens and Andy is sticking by his side. Meanwhile, both the firehouse crew and police department respond to a strip mall fire, forcing Jack and Ryan to work together.

Susan goes into the woods to try to find Mike. Gabrielle gets into an argument with a meter man who gives her a ticket. Victor is elected mayor, and Gabrielle goes back to teach the meter man a lesson. Edie's ex-husband comes back to collect Travers. Lynette realizes she has feelings for another man.

While Tom tries to save his marriage, Mike and Susan get engaged. However, Susan's happiness is short-lived when she realizes Gabrielle has stolen her cancelled wedding with Ian. Meanwhile, Edie wants Carlos to move in with her, and she's ready to do anything to make it happen.

When a lottery winner is admitted to the hospital, Bell turns to him as a potential solution to Chastain's financial problems. Nic becomes infuriated when Alec suggests she meet with an organ broker in hopes of saving Jessie's life, but after her other ideas fail, she brings the idea to Conrad. Meanwhile, Devon and Irving help Mina piece together details from her night out after The Raptor sidelines her for an upcoming surgery.

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 difficult surgery brings back pivotal memories for Meredith, Richard, Owen and Stephanie, as they work together to save a life.

Susan goes into the woods to try to find Mike. Gabrielle gets into an argument with a meter man who gives her a ticket. Victor is elected mayor, and Gabrielle goes back to teach the meter man a lesson. Edie's ex-husband comes back to collect Travers. Lynette realizes she has feelings for another man.

While Tom tries to save his marriage, Mike and Susan get engaged. However, Susan's happiness is short-lived when she realizes Gabrielle has stolen her cancelled wedding with Ian. Meanwhile, Edie wants Carlos to move in with her, and she's ready to do anything to make it happen.

When a man with a troubled past is killed under mysterious circumstances, Morgan and the LAPD uncover a tragic motive behind his death. Meanwhile, Morgan opens up to Ava about her father, forcing Ava to confront truths she isn’t ready to face.

In an effort to save Chastain, Bell considers selling the hospital to a conglomerate, but Kit tries to make him see that the negatives will outweigh the positives. With Conrad’s help, Nic tracks down Kyle and pleads for him to reconsider donating a kidney to Jessie. Meanwhile, Mina voices her concern to Austin when Shira is assigned to Micah’s surgery and Devon fights for the care of a patient whom the doctors suspect is uninsured.

Believing he is going to jail tomorrow, Alex makes a big decision about his future. While the hospital is overrun with victims of a building collapse, Richard demands answers from Bailey about Eliza's presence at Grey Sloan.

Bailey, Arizona and Jo go to a maximum security women's prison to treat a violent, 16-year-old pregnant girl and her unborn baby.

As Gabrielle prepares for her fairy tale wedding, Bree returns to Fairview with a surprise. Meanwhile, Lynette's mother Stella pays her a visit after finding out Lynette has cancer. Finally, Susan and Mike tie the knot in an unexpected location.

The neighborhood is shocked when news about Edie's suicide attempt spreads though Fairview. Lynette battles with the effects of chemotherapy. After a decade of absence, Katherine Mayfair moves back to Wisteria Lane with her new husband and daughter in her late teens.

Ryan tags along to a disaster drill training at Station 19 where he and Jack get competitive. Captain Pruitt’s health weakens and Andy is sticking by his side. Meanwhile, both the firehouse crew and police department respond to a strip mall fire, forcing Jack and Ryan to work together.

A new case has similarities to a past case and a serial killer Megan helped send to prison.

The team needs to quickly figure out how to treat the virus when more and more people are becoming ill and dying.

When a man with a troubled past is killed under mysterious circumstances, Morgan and the LAPD uncover a tragic motive behind his death. Meanwhile, Morgan opens up to Ava about her father, forcing Ava to confront truths she isn’t ready to face.

At work, a toxic marriage leaves lasting scars. After hours, Allura tends to her own.

A new case has similarities to a past case and a serial killer Megan helped send to prison.

When a man with a troubled past is killed under mysterious circumstances, Morgan and the LAPD uncover a tragic motive behind his death. Meanwhile, Morgan opens up to Ava about her father, forcing Ava to confront truths she isn’t ready to face.

Ryan tags along to a disaster drill training at Station 19 where he and Jack get competitive. Captain Pruitt’s health weakens and Andy is sticking by his side. Meanwhile, both the firehouse crew and police department respond to a strip mall fire, forcing Jack and Ryan to work together.

Lynette kicks Tom out of her chemotherapy sessions. Susan is mistaken for a stripper. Bree attempts to steal a prize-winning recipe from Katherine.

Bree informs the housewives of what she overheard in the Mayfair house. Stella makes some special brownies to help Lynette through chemotherapy. Susan throws a charades party for the whole neighborhood.

Richard and the attendings set out to make Eliza's first day at Grey Sloan a bumpy one. Meanwhile, Meredith tries to track down Alex.