In the aftermath of his decision to speak out in the press, Hondo retreats to a quiet town in Mexico to reassess his life and professional future, only to find himself reluctantly drawn into one local family's fight for justice.
Still in Mexico, Hondo teams up with a local cop for a dangerous rescue mission, only to find himself with a target on his back. Also, back in Los Angeles, Hicks considers disbanding the team for good.
As the team races to stop a violent band of armed robbers, the search is complicated by civilians using a public safety app that encourages vigilantism. Also, Street receives difficult news that alters his future.
When the team responds to a home invasion call, they uncover a murderous plot against a famous pro football quarterback. Also, Hicks gets a long-awaited lead on a Jane Doe case he worked 20 years ago.
An armed gunmen storm the set of a cable news show that promotes conspiracy theories, the team races to prevent a hostage from escalating on live TV. Chris supports Street as he prepares for his mother's funeral.
Hondo returns as S.W.A.T. leader. The team has a dangerous case involving a large stack of cash and the Russian mob. Hondo's dad opens up about a painful part of his past.
When Deacon enlists Chris' help on an off-duty private security detail, they struggle to survive when they're attacked by a drug cartel looking to kidnap their wealthy VIP client.
Hondo and the team race to locate a hacker responsible for accessing LAPD's computers and revealing the identities of undercover officers before the leaked intelligence has fatal consequences. Street is forced to reckon with past misdeeds.
After an armed robbery crew invades a downtown auction house, the case quickly turns personal for Hondo when his sister, Winnie, is taken as one of the hostages.
When a terminally ill inmate escapes from a hospital determined to settle old scores before he dies, SWAT must team up with a longtime rival of Hicks to protect the fugitive's targets. Also, Nichelle faces a life-changing event that affects her relationship with Hondo.
When the team busts a group of dangerous robbery suspects, Tan is confronted with a pivotal figure from his past. Also, Luca is tapped to temporarily step in for Hicks.
When hospital employees are targeted by a gunman the S.W.A.T team races to find a grieving father whose son was denied a kidney transplant; Hondo searches for evidence behind an alarming rise in Los Angeles stash houses.
When bodycam footage left at a local news station seems to show Hondo shooting two police officers, he is forced to go on the run while the team works to clear his name.
A series of deadly explosions hits oil derricks across Los Angeles and the team must hunt down activist-turned terrorist. Deacon and his wife works to free a drug dealer.
When Hicks witnesses the assassination of his longtime friend, the team races to find the shooter and determine why he was targeted; Luca struggles with how to help his brother after he's arrested.
When a plane carrying Street and the dangerous prisoner he's transporting is hijacked, the SWAT team races to save the innocent passengers on-board - and one of their own. Also, Hondo take a big step in his relationship with Nichelle.