Meredith, rattled by the latest events, tries to figure out what to do about Derek. Meanwhile, Owen is shocked when his mother is admitted to the hospital.

Everybody attempts to deals with Meredith's trauma as Maggie and Callie perform a risky, experimental surgery on a teenager. Nathan and Owen continue to be at odds. Maggie and Andrew's relationship continues to progress.

Jackson and April travel to Montana in order to perform a complicated surgery on a young patient, but Jackson’s mind is elsewhere, and April is forced to step up and get him back on track.

April and Andrew consult with a fiery patient who has a giant, inoperable heart tumor. Meanwhile, Alex and Eliza are at odds over the treatment of a young patient, and Stephanie and Ben make decisions that could affect their careers.

The stress of managing the hospital and coming to terms with Ben’s decision to become a Seattle firefighter pushes Bailey to her limits.

April's crisis of faith is challenged by a patient she treats who is a rabbi, and Meredith treats a patient who is a transplant surgeon from another hospital.

Amelia and Koracick tackle a daunting surgery on Catherine while Richard and Jackson hope for the best. Meanwhile, Richard urges Meredith to visit her father, Thatcher, before his time is up.

When a trauma patient arrives at Grey Sloan, it forces Jo to confront her past. Meanwhile, Bailey and Ben have to talk to Tuck about dating.

Meredith has a court hearing after skipping out on community service, while Bailey and Jo have a patient that Jo realizes is from the treatment facility. Richard and Gemma grab breakfast together and things go awry.

Bailey and Ben face a huge, life-altering decision, while Meredith and several of the doctors reflect on the past.

“Grey’s Anatomy” picks up where the previous episode of “Station 19” left off as both teams tend to a tense situation with so much at stake. Meanwhile, Jo convinces Hayes to bend the rules on a case, and Maggie and Winston reconnect.