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....
In spite of being apprenticed to a Pirate King as a child, Frederic has led a very sheltered life. So when he arrives in Penzance with his boisterous shipmates, there are a few surprises in store for him! It all ends happily, but not before he's dodged the Old Bill, fallen in love and made some...
