Brian bonds with a traumatised woman after they are both trapped in a collapsed parking structure. There's conflict at the base when Brian decides he can no longer take the morbid on the job humour of Angel and Mickey and considers his future in Rescue.

In search of a change, Georgia applies for Nipper's job. To Georgia's surprise she doesn't get it. Instead someone from head office gets the job. Sergeant Webb arrives in Rescue and quickly lays down the law with a series of new rules and procedures. As he sstruggles to earn the respect of the squad, Webb must deal with personal demons and professional problems. Angel shows signs of stress, both on and off the job. A series of high platform rescues change the squad and offers Webb a change at redemption.

Three new recruits have joined Rescue, but only two can stay, a situation that creates some tension between the three as they compete for the two open spots. Mickey faces a new set of domestic challenges when his sons move in with him.

Several members of the squad, especially Angel, are having trouble with new Rescue member Joe whose risk taking and care-free attitude has placed his career in jeopardy. Inspector Adams says he will have to work on his attitude if he wants to stay part of the squad. Bill contemplates retirement after the death of a close friend. Joe's involvement with troubled rescue subject gives him his greatest challenge when she becomes suicidal.

A plane with a father and son crashes in the mountains. A search party is organised but the search is further complicated when Angel becomes lost as well.

There has been an explosion on a ship and several men are trapped. The job of rescuing the injured crewmen is made more difficult when the squad finds evidence of a bomb and find themselves hampered by the threat of additional explosions and a man who is not what he seems.