In a small Japanese town, Ko-Ko is appointed to the unenviable position of executioner. Knowing he must successfully perform before the appearance of the Mikado in a month's time, Ko-Ko finds a suitable victim in Nanki-Poo, who is distraught over his unrequited love for the maiden Yum-Yum. Nanki-Poo agrees to sacrifice his life if he is allowed to spend his remaining days with Yum-Yum, who is betrothed to Ko-Ko.
An ordinary man, while vigorously asserting the impossibility of miracles, suddenly discovers that he can perform them.
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.
