After a domestic bomber dies in a Highland Park explosion, the SWAT team races to find the man's partner before more devices detonate. Also, Hondo reaches out to Buck, his former team leader, when he worries he is isolating himself after his recent firing.

The SWAT team joins forces with the Los Angeles Organized Crime division to recover an officer abducted during a failed undercover operation. Also, Chris struggles with how to comfort the kidnapped officer’s parents when she is restricted from giving them certain details of the investigation.