Gormenghast (series) a year later with his "Earling" or formal investiture as the seventy-seventh Earl of Groan, after the untimely death of his father Sepulchrave. As Titus is only an infant in this novel, he plays a minor role. The main plot therefore follows the somewhat bizarre inhabitants of Gormenghast Castle, and in particular chronicles the rise to power of Steerpike, a scheming kitchen boy. Steerpike successfully destroys the existing order of the castle by inciting the twin sisters of Sepulchrave, Cora and Clarice, to burn Sepulchrave's beloved library. This event drives Sepulchrave into madness and eventually into taking his own life.
Gormenghast (castle) inner buildings of Gormenghast owe much to the Gothic and Regency period mansions and to the various styles of English country house. The quadrangles and professors' quarters also owe something to the architecture of Oxford and Cambridge and to Eltham College where Peake was educated as a boy when he returned to England. Finally, the isolated Channel island of Sark, which retained a feudal system of government until 2008, may have influenced Peake, who lived there in the early 1930s and again in the late 1940s. The references to Gormenghast castle as a rocky island of many promontories and sheer