Station 19

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; Travis rekindles an old flame.

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

When a heat wave hits Seattle, Station 19 becomes a cooling center; Andy deals with regret and finds a friend in Theo; Joey comes face to face with his past during a ride-along with Ben and Jack.

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

When Theo and Vic hit a relationship milestone, Vic is forced to reckon with her feelings about commitment; Andy takes refuge at Dean's home and helps care for Pruitt; an explosion rips apart a neighborhood.

Station 19 and Station 23 each attempt to celebrate Thanksgiving following the fallout from the neighborhood explosion; the firefighters come together to cook, toast to loved ones they have lost and celebrate the families they have become.

Vic and Jack lean on one another as they process the loss of Dean; Ben and Bailey try to convince Dean's parents to allow them to raise Pru; Andy's role temporarily expands; Carina and Maya explore growing their family.

It's the holiday season and the firefighters have their hands full responding to a number of crises throughout Seattle; putting aside their differences and personal drama, they come together to try and achieve a Christmas miracle.

A new chief starts at Station 19; the crew responds to a young girl seeking help and a call about an SUV flown over a cliff.

Travis and Theo face danger while responding to an emergency at a haunted house; Ben continues his fight for Baby Pru; Vic opens up to Andy; Station 19 prepares to welcome patients to the Dean Miller Memorial Clinic.

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; Travis comes to a realization about his love life.

The Dean Miller Memorial Clinic has its opening day; Sullivan gives Beckett an ultimatum; the crew responds to a skydiving incident.

Sullivan and Natasha's past is revealed; Ben and Bailey have a discussion with Pru's grandparents; the crew responds to a fire at a candy factory.

The crew at station 23 faces a difficult goodbye; Andy meets a charming firefighter; Emmett invites Travis to have dinner with his parents.

Andy deals with the aftermath of a trauma.

Andy's fate is unknown as a trial date is set; an unexpected guest approaches Vic and Sullivan; the crew responds to a fire at a row of townhouses.

Vic and Theo respond to a domestic disturbance between the parents of a transgender teenager; Jack learns shocking new details about his childhood; Ben and Travis help a clinic patient that's long overdue for medical treatment.

Andy tracks down a witness to testify at her trial; Carina and Maya deal with a stressful situation; the crew responds to a car wreck.