The Baronet of Ruddigore, Sir Despard Murgatroyd, has inherited a family curse which forces him to commit a crime every day — or die in agony. He hates the curse, doing his heinous misdeeds as early as possible and good works for the rest of the day to compensate!

Captain's daughter Josephine and common sailor Ralph Rackstraw are in love. However, their relationship is complicated by her arranged marriage to the high-ranking Sir Joseph Porter. A secret about the characters' true identities revealed by Little Buttercup, which leads to a farcical resolution. Performed by the D'Oyly Carte Company for Opera Australia.