A faux psychic, Blanche, and her cab driver boyfriend, George, make a living by scamming people with her pretend supernatural abilities. Blanche's latest scheme involves a wealthy elderly woman, Julia Rainbird, who is seeking to find her deceased sister's illegitimate son. Julia believes that finding her nephew and making him the heir to her fortune will ease her spiritual guilt. Blanche and George take on the task, seeing it as their chance to land a substantial reward. They embark on a twisted trail to locate the long-lost relative, a search that leads them into the dark fringes of society and the criminal underworld.

Concurrently, another duo, the suave and sophisticated Arthur Adamson and his girlfriend Fran, engage in a high-stakes criminal livelihood involving kidnapping high-profile figures for ransom. Their operations are executed with meticulous precision, ensuring that they remain out of the grip of the law. Their paths cross with Blanche's and George’s under circumstances neither couple anticipates. Each pair of partners is unaware of how deeply connected their lives are about to become as the quest to find Julia Rainbird's heir converges with the sinister world of Arthur and Fran, setting the stage for deception, intrigue, and peril.