Mags spends her days inside her tiny house, desperate for company, while her son Derrick spends his days racing his dune-buggy in the outskirts of their Nevada town. When Mags doesn't get a call from her son on Mother's Day, she heads to his apartment to find a young boy from a gang of teens, beaten to a bloody pulp. When Derrick appears, the two struggle to work together to get rid of the kid. And when Derrick lands in the grasp of the gang, Mags must enter the lion's den to rescue her son and set things straight once and for all.