
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 blackout throws the city into chaos, forcing the team onto the streets for an emergency patrol day, which quickly escalates when Hondo and team uncover a terror threat.

Tan is left reeling when his girlfriend is kidnapped; a violent cartel leader may be behind the abduction.

While working undercover for 20-Squad, Alfaro encounters associates from a previous undercover case in Long Beach, embarking on a dangerous mission that stirs up unresolved issues from the past.

During a hiking trip, Powell and Gamble stumble upon an illegal weed farm and find themselves taking on a dangerous cartel.