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.
Andy steps into the station's captaincy as Jack's life hangs in the balance; the team is called to a hostage situation; Natasha fights for her career; Maya and Carina make a choice.
