A tramp is invited to stay with the family of a teenage girl who has been unable to smile since childhood in a bid to cure her.

Two years after the nuclear bombs dropped and welcome to the future, where there’s no fuel or power, and society is a barbaric mess. Survivors Kate, husband Sam, and daughter Suzi are searching for a rumoured bunker that people say is full of food and medicine. En route, they meet the solitary Joe, who may not have the group’s best interests at heart. Kate will have to do everything possible to protect her family.