A man witnesses a murder that isn't a murder, only to get involved with the magician and his wife who created the illusion. The insanely jealous magician husband eventually kills his wife, making for complications in life of unhappily married man who is now involved more than he ever thought he would be.
During a charity football match between Arsenal and touring amateur side Trojans, the Trojan's new star player collapses and dies. Inspector Slade of Scotland Yard is called in and declares it was murder. It takes all his ingenuity and another death before the motive is discovered and the killer revealed.