A shoddily assembled structure poses a dangerous challenge for our heroes leaving Ben with a difficult choice to make. Maya and Carina work to get their relationship back on track, while Natasha must decide what – or whom – she wants to prioritize.

The team responds to a tragic freeway pileup. Andy helps Natasha face the fallout of a recent decision just as Ben deals with the fallout of his own.

The Station 19 crew trade in their turnouts for tuxes and gowns as they attend the Firefighters Ball, but when disaster strikes, they jump into action to save the day.

Ben and Theo respond to a challenging Crisis One call, and Jack struggles adjusting to his new reality. Maya and Carina treat a nanny with a surprising diagnosis. Travis finds a surprise at Dixon's wake, and Vic joins Beckett at a family funeral.

The Station 19 team faces a grueling 24-hour shift that threatens to split them apart. Andy must make an impossible decision, and Maya and Carina navigate new parenthood.