When a group of students are lured into being drug traffickers, TR races to stop them. In his desperate attempt to save the kids, Lawson is told by Kerry that in doing so, he risks compromising a federal investigation.
Leon's girlfriend Nina has to be rescued by Josh, when she falls off a tall building whilst trying to impress Leon via a web cam.
Meanwhile Kerry is having trouble coming to terms with her impending divorce.
Rush follows the lives of members of the prestigious Tactical Response team (TR), which is based on the real life Victoria Police Critical Incident Response Team, a highly mobile unit that fills the operational gap between general duties police and the SWAT-like Special Operations Group. The team is seen responding to unhappy incidents such as carjackings, sleepings and armed offences. Rush focuses on the TR officers, their intelligence officers, Leon, Audrey and Inspector Kerry Vincent, head of the TR administration. It explores both the working and personal lives of the team.