Car dealer Frank Mallon is watching his life fall apart around him. His wife has left, his cars aren't selling, and his teenage daughter is out of control. Desperate for a solution, Frank devises a plan to fix his money problems while also getting revenge on the people who make his life miserable.

A 'Back To The Future'-obsessed traveller boy strives to finish building his own DeLorean replica before his family are evicted from their halting site.