Spoilers ahead for Episode 8 of Chicago Fire Season 9, called “Escape Route.”
He wasn’t cutting Grainger any slack, to the point that others at 51 had to keep telling Grainger that Casey’s not usually that hard on people.
Casey finally saw the error of his ways after a confrontation with Grainger, but it was the heated exchange with Brett that might be setting the stage for Fire to revisit Dawsey.
Chicago Fire brought a fresh face into Firehouse 51 in “Escape Route” when Greg Grainger floated in to take Herrmann’s spot while he took some time off, and Casey wasn’t thrilled that Brett’s new love interest was in the mix as another officer.