
Daniel "Hondo" Harrelson, a Los Angeles S.W.A.T. lieutenant, is assigned to lead a highly skilled unit in the community where he grew up. Torn between loyalty to the streets, where the cops are sometimes the enemy, and allegiance to his brothers in blue, he strategically straddles the two worlds. Hondo encourages his team to rely on communication and respect over force and aggression, but when a crisis erupts, these unflinching men and women are prepared to put their tactical training to the test.

A high-stakes domestic disturbance involving a father and his two young daughters leads the team to race against the clock to save a group of international activists.

The team works together to hunt down a deadly band of mercenaries hired by a wealthy CEO trying to leave the country before he's arrested for running a massive Ponzi scheme; Hondo is forced to confront his changing relationship with Darryl.

As the team works to stop a violent attack on the city, it is forced to confront the group responsible for the death of a team member; Hondo and Leroy disagree on how to handle a challenge to Darryl's fledgling business.

Hondo and Jessica's secret relationship comes to a crossroads when the president of the police commission discovers their affair; Hondo and the team assist with the federal investigation to bring in an undocumented fugitive.