The shy son of an aging comedienne tries to find a balance between his demanding home life, his new girlfriend, and his mother's second chance at fame.

Australian teenager Heidi is left with little choice but to leave home after she's caught red-handed with her mother's boyfriend. With few options, Heidi ends up in Jindabyne, a tourist community. Upon meeting Joe at a bar, she pursues a relationship with him and tries to find something resembling a normal home life. Heidi makes small strides by getting a job and finding a place to stay, but her relationship with Joe must overcome more than its share of hurdles.