When Hondo’s imprisoned childhood friend asks him to protect his son from gang violence, the favor brings SWAT into contact with a new local crime outfit. Also, when Luca’s grandfather, a SWAT legend, passes away, he struggles with his grief and a painful family secret.

Jim Street debates whether or not his mother, Karen, should live with him upon her prison release after Hondo and Chris warn him against it. Also, Hondo and the team are assigned to protect Irina Zemanova, a high-profile Russian journalist visiting Los Angeles, from being assassinated.