Hondo teams up with an old DEA friend, Special Agent Katrina “K.C.” Walsh, on a task force aimed at unmasking the secret leader of a fentanyl drug smuggling ring. Also, Jessica and Michael Plank, president of the Police Commission, begin implementing her new law enforcement community initiatives.
As the SWAT team goes inside a prison riot to rescue civilian hostages, Hondo suspects the inmates have an ulterior motive behind the uprising. Also, when Deacon’s wife, Annie, stops by headquarters to celebrate Deacon’s 10th anniversary with the SWAT division, her visit takes an unexpected turn.
When a misconduct complaint filed against Hondo gets him taken off active duty, Deacon steps up to lead the team in finding a robbery crew that is hitting marijuana dispensaries.
Hondo allows newbie Jim Street to go under cover to bust a ruthless trafficker; Hondo visits the teenager recently shot by a former member of the SWAT team.
Home invasions are committed by SWAT imposters; Hondo suspects the burglarized families are hiding something; Deacon and Luca are assigned to protect a visiting professional hockey player who is receiving death threats.
After a domestic bomber dies in an explosion, the SWAT team races to find the man’s partner before more devices detonate; Hondo reaches out to his former team leader.
Newcomer Jim Street jeopardizes his spot on Hondo’s team when he agrees to do a favor for his incarcerated mother that endangers his SWAT career. Also, the SWAT team searches for the ruthless mastermind behind a drug trafficking ring that forces immigrants to be mules.
Hondo and the SWAT team spread out across Los Angeles in pursuit of four escaped convicts, including a violent criminal Jessica helped bring to justice, before department rival Mumford and his team beat them to the collars. Also, Hondo’s new role as team leader is called into question when Street displays a flagrant disregard for SWAT protocol.