Chuck Scott, a World War II veteran struggling to reintegrate into society, finds himself in Miami without much direction or purpose. One day, he stumbles upon a wallet full of cash and a business card belonging to Eddie Roman, a wealthy and ruthless gangster. Instead of taking the money, Chuck returns the wallet to Roman, who is impressed by his honesty and offers him a job as his chauffeur. Despite having misgivings about Roman's criminal operations, Chuck accepts the position. As he drives for Roman, he becomes acquainted with Roman's beautiful and troubled wife, Lorna, who is trapped in an unhappy and abusive marriage.

Tensions rise as Chuck and Lorna grow closer, driven by mutual desperation to escape Roman's omnipresent control. Lorna reveals her dreams of fleeing to Havana for a new life, instilling hope in both of them. What begins as an uneasy employment turns into a harrowing journey as Chuck and Lorna hatch a plan to break free from Roman's grip. However, their budding relationship and clandestine plans do not go unnoticed by Roman or his sadistic right-hand man, Gino. As they attempt to extricate themselves from the clutches of danger, the line between savior and victim blurs, propelling Chuck into a labyrinth of deceit and peril.