The SWAT team works together with their former member Jim Street to find a woman and her son who are running from an international drug cartel. Also, Hondo makes a distressing discovery about his incarcerated friend's teen son, and Luca mulls over a government program that allows officers to buy homes in the at-risk neighborhoods they police.

Hondo suspects an ulterior motive when Eric Wells, a U.S. marshal who is the estranged husband of his romantic interest, Deputy District Attorney Nia Wells, requests the S.W.A.T. team's help with apprehending a fugitive who is robbing drug cargo shipments. Also, Jessica is forced to implement departmental budget cuts, and Street makes a heartbreaking discovery about his mother, Karen