<Tr> <Td_colspan="7"> Alex hires a private investigator and finds Jo's husband, Paul Stadler . He attends a conference where Paul is speaking, but he realizes that whatever he does will end badly for either Jo or himself and opts to let Paul go without a confrontation . Owen receives news that his sister was found in a basement after a raid in a rebel - led neighborhood . Amelia supports him and calls Teddy to verify Megan's identity and secure her transfer to Grey Sloan . Back at the hospital, the doctors are thrown for a loop when they discover that their half - naked car accident victims aren't a couple, but instead a woman who drove off the cliff on purpose to avoid getting raped . This discovery comes too late for Stephanie, whom the rapist has captured to secure an easy way out of the hospital . When the hospital lockdown traps Stephanie and a young girl wandering around the hospital with the rapist, the rapist starts a fire to open the doors . Stephanie seizes the opportunity and sets the man on fire, but he drags himself towards gas tanks in a lab . Just as Stephanie goes to drag him away, the tanks explode . </Td> </Tr> <Tr> <Th> 293 </Th> <Td> 24 </Td> <Td> "Ring of Fire" </Td> <Td> Debbie Allen </Td> <Td> Stacy McKee </Td> <Td> May 18, 2017 (2017 - 05 - 18) </Td> <Td> 7.92 </Td> </Tr> <Tr> <Td_colspan="7"> As the flames rage throughout Grey Sloan, Bailey issues a mass - evacuation while Jackson and Meredith desperately search for Stephanie and Nathan . Stephanie, who is revealed to be alive, is forced to perform a surgery on Erin's leg, while the flames grow even bigger and looms closer towards the duo . Meanwhile, Owen and Amelia continue preparing for their journey, despite finding out about the incident at the hospital, to visit Owen's MIA sister, Megan . Back at the hospital, Stephanie is forced to go to extremes as she braves the growing flames on her floor, ending up in the staircase . Crawling towards the roof access with Erin in tow, Stephanie comes to the horrifying realization that her key card is missing, which is needed to open the door . Seeing no other option, she wraps Erin in a water - soaked blanket as she prepares to sacrifice herself . But just as the smoke reaches her, she sees that her key card is within sight and fights to retrieve it . As Stephanie and Erin at last enter onto the roof, Erin codes leaving Stephanie hysterical for help . As Stephanie is performing CPR while screaming for assistance, Ben leads a group of firefighters towards Stephanie's location, finally rescuing her at last . In the aftermath of the blaze, Minnick is fired by Bailey after an inquiry regarding the fire, Erin is alive and in recovery, Stephanie too is recovering from her burns as she tearfully tells Richard she's quitting, Nathan finds out about Megan from Meredith who encourages him to reunite with his true love, Maggie is told by April that if she wants she could see Jackson, and Owen and Amelia finally arrive at Madigan Army Medical Center as Megan's helicopter lands and she is pulled away on a gurney towards Owen, as he at long last comes to terms that his sister is truly alive . </Td> </Tr> <Table> <Tr> <Th> No. in series </Th> <Th> No. in season </Th> <Th> Episode </Th> <Th> Air date </Th> <Th> Time slot (EST) </Th> <Th> Rating / Share (18--49) </Th> <Th> Viewers (m) </Th> <Th> 18--49 Rank </Th> <Th> Viewership rank </Th> <Th> Drama rank </Th> </Tr> <Tr> <Td> 270 </Td> <Td> </Td> <Td> "Undo" </Td> <Td> September 22, 2016 (2016 - 09 - 22) </Td> <Td> Thursdays 8: 00 p.m. </Td> <Th> 2.5 / 9 </Th> <Th> 8.75 </Th> <Th> 12 </Th> <Th> 21 </Th> <Th> </Th> </Tr> <Tr> <Td> 271 </Td> <Td> </Td> <Td> "Catastrophe and the Cure" </Td> <Td> September 29, 2016 (2016 - 09 - 29) </Td> <Th> 2.4 / 9 </Th> <Th> 8.41 </Th> <Th> 13 </Th> <Th> 25 </Th> <Th> </Th> </Tr> <Tr> <Td> 272 </Td> <Td> </Td> <Td> "I Ain't No Miracle Worker" </Td> <Td> October 6, 2016 (2016 - 10 - 06) </Td> <Th> 2.2 / 8 </Th> <Th> 8.08 </Th> <Th> 10 </Th> <Th> 18 </Th> <Th> </Th> </Tr> <Tr> <Td> 273 </Td> <Td> </Td> <Td> "Falling Slowly" </Td> <Td> October 13, 2016 (2016 - 10 - 13) </Td> <Th> 2.1 / 8 </Th> <Th> 7.80 </Th> <Th> 13 </Th> <Th> 23 </Th> <Th> </Th> </Tr> <Tr> <Td> 274 </Td> <Td> 5 </Td> <Td> "Both Sides Now" </Td> <Td> October 20, 2016 (2016 - 10 - 20) </Td> <Th> 2.1 / 8 </Th> <Th> 8.17 </Th> <Th> 12 </Th> <Th> 21 </Th> <Th> </Th> </Tr> <Tr> <Td> 275 </Td> <Td> 6 </Td> <Td> "Roar" </Td> <Td> October 27, 2016 (2016 - 10 - 27) </Td> <Th> 2.2 / 8 </Th> <Th> 8.17 </Th> <Th> 14 </Th> <Th> 24 </Th> <Th> </Th> </Tr> <Tr> <Td> 276 </Td> <Td> 7 </Td> <Td> "Why Try to Change Me Now" </Td> <Td> November 3, 2016 (2016 - 11 - 03) </Td> <Th> 2.1 / 7 </Th> <Th> 7.60 </Th> <Th> 10 </Th> <Th> 19 </Th> <Th> </Th> </Tr> <Tr> <Td> 277 </Td> <Td> 8 </Td> <Td> "The Room Where It Happens" </Td> <Td> November 10, 2016 (2016 - 11 - 10) </Td> <Th> 1.9 / 7 </Th> <Th> 7.25 </Th> <Th> 15 </Th> <Th> 22 </Th> <Th> </Th> </Tr> <Tr> <Td> 278 </Td> <Td> 9 </Td> <Td> "You Haven't Done Nothin"' </Td> <Td> November 17, 2016 (2016 - 11 - 17) </Td> <Th> 2.2 / 8 </Th> <Th> 8.04 </Th> <Th> 10 </Th> <Th> 21 </Th> <Th> </Th> </Tr> <Tr> <Td> 279 </Td> <Td> 10 </Td> <Td> "You Can Look (But You'd Better Not Touch)" </Td> <Td> January 26, 2017 (2017 - 01 - 26) </Td> <Th> 2.6 / 9 </Th> <Th> 9.59 </Th> <Th> </Th> <Th> 6 </Th> <Th> </Th> </Tr> <Tr> <Td> 280 </Td> <Td> 11 </Td> <Td> "Jukebox Hero" </Td> <Td> February 2, 2017 (2017 - 02 - 02) </Td> <Th> 2.3 / 8 </Th> <Th> 8.49 </Th> <Th> </Th> <Th> 8 </Th> <Th> </Th> </Tr> <Tr> <Td> 281 </Td> <Td> 12 </Td> <Td> "None of Your Business" </Td> <Td> February 9, 2017 (2017 - 02 - 09) </Td> <Th> 2.1 / 8 </Th> <Th> 8.46 </Th> <Th> 7 </Th> <Th> 10 </Th> <Th> </Th> </Tr> <Tr> <Td> 282 </Td> <Td> 13 </Td> <Td> "It Only Gets Much Worse" </Td> <Td> February 16, 2017 (2017 - 02 - 16) </Td> <Th> 2.1 / 7 </Th> <Th> 7.68 </Th> <Th> </Th> <Th> 13 </Th> <Th> </Th> </Tr> <Tr> <Td> 283 </Td> <Td> 14 </Td> <Td> "Back Where You Belong" </Td> <Td> February 23, 2017 (2017 - 02 - 23) </Td> <Th> 2.0 / 7 </Th> <Th> 7.71 </Th> <Th> 8 </Th> <Th> 12 </Th> <Th> </Th> </Tr> <Tr> <Td> 284 </Td> <Td> 15 </Td> <Td> "Civil War" </Td> <Td> March 9, 2017 (2017 - 03 - 09) </Td> <Th> 1.9 / 7 </Th> <Th> 7.31 </Th> <Th> 6 </Th> <Th> 18 </Th> <Th> </Th> </Tr> <Tr> <Td> 285 </Td> <Td> 16 </Td> <Td> "Who Is He (And What Is He to You)?" </Td> <Td> March 16, 2017 (2017 - 03 - 16) </Td> <Th> 2.0 / 8 </Th> <Th> 7.90 </Th> <Th> 6 </Th> <Th> 10 </Th> <Th> </Th> </Tr> <Tr> <Td> 286 </Td> <Td> 17 </Td> <Td> "Till I Hear It From You" </Td> <Td> March 23, 2017 (2017 - 03 - 23) </Td> <Th> 1.9 / 7 </Th> <Th> 7.80 </Th> <Th> 9 </Th> <Th> 12 </Th> <Th> </Th> </Tr> <Tr> <Td> 287 </Td> <Td> 18 </Td> <Td> "Be Still, My Soul" </Td> <Td> March 30, 2017 (2017 - 03 - 30) </Td> <Th> 2.0 / 8 </Th> <Th> 7.62 </Th> <Th> 9 </Th> <Th> 16 </Th> <Th> </Th> </Tr> <Tr> <Td> 288 </Td> <Td> 19 </Td> <Td> "What's Inside" </Td> <Td> April 6, 2017 (2017 - 04 - 06) </Td> <Th> 1.7 / 7 </Th> <Th> 7.23 </Th> <Th> 8 </Th> <Th> 17 </Th> <Th> </Th> </Tr> <Tr> <Td> 289 </Td> <Td> 20 </Td> <Td> "In the Air Tonight" </Td> <Td> April 13, 2017 (2017 - 04 - 13) </Td> <Th> 1.8 / 7 </Th> <Th> 7.06 </Th> <Th> </Th> <Th> 12 </Th> <Th> </Th> </Tr> <Tr> <Td> 290 </Td> <Td> 21 </Td> <Td> "Don't Stop Me Now" </Td> <Td> April 27, 2017 (2017 - 04 - 27) </Td> <Th> 1.8 / 7 </Th> <Th> 7.02 </Th> <Th> </Th> <Th> 14 </Th> <Th> </Th> </Tr> <Tr> <Td> 291 </Td> <Td> 22 </Td> <Td> "Leave It Inside" </Td> <Td> May 4, 2017 (2017 - 05 - 04) </Td> <Th> 1.8 / 7 </Th> <Th> 7.09 </Th> <Th> </Th> <Th> 19 </Th> <Th> </Th> </Tr> <Tr> <Td> 292 </Td> <Td> 23 </Td> <Td> "True Colors" </Td> <Td> May 11, 2017 (2017 - 05 - 11) </Td> <Th> 1.8 / 7 </Th> <Th> 7.02 </Th> <Th> </Th> <Th> 18 </Th> <Th> </Th> </Tr> <Tr> <Td> 293 </Td> <Td> 24 </Td> <Td> "Ring of Fire" </Td> <Td> May 18, 2017 (2017 - 05 - 18) </Td> <Th> 2.0 / 8 </Th> <Th> 7.92 </Th> <Th> </Th> <Th> 10 </Th> <Th> </Th> </Tr> </Table>

What happens at the end of greys anatomy season 13
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