
Heroic first responders and their family sagas of power and glamour in one of America's most diverse and dynamic cities.

A blinding agent strikes Nashville during a pollen storm, leaving Blythe and others critically ill; Rogue and the 113 race to find a cure and the source; Sam and Roxie perform an emergency heart transplant; Blythe discovers Sam's secret.

The 113 investigates cries in an apartment's walls and deadly beauty products; Nashville's newest criminal threatens more plagues and surprises Cammie with a direct call; Don clashes with Ryan.

The 113 responds to a museum overrun by murder hornets; newcomer Detective Rogue Kelly investigates a series of ominous crimes of biblical proportions; Blythe and Dixie face the consequences of their brawl.