As Lawson tries to save Caleb from a life of crime, he discovers that it's already too late and that Caleb never wanted to be apart of their 'side'.
Dom's wife Sandrine finally gets help from the depression she's been battling, after their baby G goes missing while in her care.
Meanwhile Chanel calls Dom when a bouncer at Goldfingers threatens the manager after he is not allowed to dance during business hours.
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.