Rex lives a quiet care-free life. Although he lives in a van on the beach, he is satisfied by his simple and solidary existence. His lifestyle gets uprooted when he receives a call from his long-lost sister, Roz, who needs a ride from prison. Roz convinces Rex to drive her across Texas to a friend’s house, where she hopes to get a new start. Rex and Roz travel the scenic roads of west Texas and revive their relationship. But Roz has an ulterior motive, which propels them down some dark roads that Rex was not prepared for.