Gilbert and Sullivan change the characters, which Sullivan found artificial and lacking in "human interest and probability", as well as being too similar to their earlier opera, "The Sorcerer". As dramatised in the film "Topsy-Turvy", the author and composer were at an impasse until 8 May 1884, when Gilbert dropped the lozenge idea and agreed to provide a libretto without any supernatural elements. The story focuses on a "cheap tailor," Ko-Ko, who is promoted to the position of Lord High Executioner of the town of Titipu. Ko-Ko loves his ward, Yum-Yum, but she loves a musician, who is really the son of the
Gilbert and Sullivan up in a risky intrigue at the Tower of London during the 16th century. The dialogue, though in prose, is quasi-early modern English in style, and there is no satire of British institutions. For some of the plot elements, Gilbert had reached back to his 1875 tragedy, "Broken Hearts". "The Times" praised the libretto: "It should... be acknowledged that Mr. Gilbert has earnestly endeavoured to leave familiar grooves and rise to higher things." Although not a grand opera, the new libretto provided Sullivan with the opportunity to write his most ambitious score to date. The critics, who had recently lauded