Diana Baring, an actress, is discovered near the body of her friend by the police, and the evidence appears to incriminate her. However, one jury member, Sir John Menier, has doubts and believes Diana's boyfriend, an acrobat who dresses in drag, may be the real culprit.
Murder!
As a juror deliberates the fate of a murder defendant, a growing sense of doubt compels him to take matters into his own hands, leading him down a path of investigation and discovery before the planned execution.