Diane returns to help with Crisis One intervention training for Station 19 and Station 23 firefighters. Meanwhile, Andy and Sullivan continue to be at odds, and Jack helps a young autistic man on a city bus.

The episode was rated 7.52 from 329 votes.

The team is forced to make a risky call that could cost them dearly after Tomás’ barbershop catches fire. Diane drops by the station and is called back into action alongside Vic and Carina. Beckett makes a decision about his future.

The episode was rated 7.52 from 161 votes.

When Vic helps her parents through a devastating loss, they have a long overdue conversation about the anguish of being Black in America.

The episode was rated 7.52 from 343 votes.

The Station 19 crew offers aid to a man who sets himself on fire. Theo proves his devotion to Vic; Sullivan seeks advice from Dr. Webber; and Travis comes to a realization about his love life.

The episode was rated 7.51 from 300 votes.

Ben finally faces the health issues he has been putting off. Meanwhile, Jack and Inara help their neighbor out of a trashy situation, and Carina and Maya reevaluate their relationship.

The episode was rated 7.49 from 342 votes.

Andy's fate remains unknown as a trial date is set. Meanwhile, Vic and Sullivan are approached by an unexpected guest, and the crew responds to a row of townhouses on fire.

The episode was rated 7.49 from 283 votes.

Travis discusses his position in the mayoral race as he is determined to kick Dixon out, and Maya admits to blackmail. Meanwhile, the team is called to a fire at a run-down apartment complex that reveals an unsettling cause.

The episode was rated 7.45 from 257 votes.

Andy and Sullivan’s relationship continues to be tested. Meanwhile, Emmett joins Dean and Vic on a mental health call, and Maya does some soul searching.

The episode was rated 7.44 from 336 votes.

Relationships are challenged at Station 19 following Sullivan’s actions at Maya and Carina’s wedding, putting his marriage with Andy to the test. Dean comes to terms with his feelings for Vic, while Travis rekindles an old flame. The annual Phoenix Festival brings out some reckless behavior in some of Seattle’s citizens, challenging the teams at Station 19 and Grey Sloan Memorial. The crossover continues on Grey's Anatomy S18E01 Here Comes the Sun (II).

The episode was rated 7.42 from 357 votes.

When the team responds to an apartment fire, Captain Pruitt takes a hit, the future of the station’s leadership is in jeopardy and firefighter Andy Herrera is forced to step up. Meanwhile, new recruit Ben Warren is trading in the scalpel for a fresh start as a firefighter, but it hasn’t been easy.

The episode was rated 7.35 from 1130 votes.