Presents an adaptation of Shakespeare's Macbeth, set in feudal Japan. A Samurai lord kills his master and usurps his power in fulfillment of a witch's prophecy.

During a civil war in medieval Japan a deposed princess hides within a secret fortress guarded by a brave general, and waits for a chance to escape with her clan's fortune to safety in a neighboring province.

Trevor Howard and Celia Johnson star as middle-class suburbanites whose casual friendship evolves into a passionate yearning for each other. But as their affections grow stronger, they must face a difficult decision that will affect both of their lives forever.