Team One is looking for an armed and abusive man who has tracked down his ex-wife demanding to know where their daughter, who is celebrating her 18th birthday, is. The situation escalates when he drags his ex-wife to near the edge of a hotel rooftop, where Ed and the rest of the team face a huge moral dilemma. The dramatic conclusion leaves Team One questioning themselves, each other and even their jobs.
Team One's pursuit of a gunman in an office building gets complicated when Sam is abducted. With the life of a child at stake, the team must unravel the secret of the gunman's past before violence overtakes him, the doctor whose help he sought, and Sam.
A car bombing outside a children's party kills the leader of a gang and his wife. Team One, believing it to be the act of a rival gang, soon discovers that it was perpetrated by members of the leader's own gang, and that an undercover informant who has infiltrated the gang has been exposed.
A young man with a brilliant memory is abducted and forced to remember the specifications for a new "smart gun" in a high tech research facility, which his kidnappers intend to sell on the black market.
The SRU is called in to stop some ex-soldiers robbing an armored truck with millions of dollars. They learn about the background of the group leader who tries to maintain a place for ex-army men and women with nowhere to go. Jules and Sam receive some personal news, but don't know whether to share it with the team.
While on a ride-along with Greg and Ed, Dean and Clark are ordered to stay in the truck when a shootout breaks out at a drug den. Ignoring their dads orders, and moving in for a closer look, the two boys witness a cop fleeing the scene and dropping a bag in the garbage and go to investigate.