A brother and sister are climbing a dangerous rock face. When the brother falls, the sister takes on all his weight. Georgia and a local expert climber work to rescue them. Joe and Mickey are diverted to another rescue at the site of a leadership course for corporate workers. Sharyn's coworkers help her celebrate her 21st birthday.

Not long after the Holliman family has won three million dollars in the lottery, their daughter is kidnapped and held for ransom prompting Sydney's entire police service to be mobilised to search for a kidnapped child. Georgia is faced with an important decision.

Several members of the squad are rethinking their future. Will they stay or leave Rescue? How will it all end?

Mickey has the dirty task of rescuing a man from a chimney. Angel is given a sendoff after he is dismissed from the Police Service. The squad races an oncoming storm in their attempt to rescue two children lost in a vast system of stormwater tunnels. Georgia and Alex accept the reality of their relationship. Georgia is farwelled as she transfers out of Rescue to join a youth crime task force. Surrounded by change, Mickey reconsiders his own future at Rescue and resigns.