Gormenghast by Mervyn Peake

Goodreads Storygraph

"An undisputed classic of epic fantasy, Mervyn Peake's Gormenghast novels represent one of the most brilliantly sustained flights of Gothic imagination, Titus Groan, the first book in this timeless series, is the start of an unforgettable journey. As the novel opens, Titus has just been born. As heir to Lord Sepulchrave, he stands to inherit the miles of rambling stone and mortar that form Castle Gormenghast. Inside of Gormenghast, all events are predetermined by complex rituals, the origins of which are lost in time. Dreamlike and macabre, Titus Groan is one of the most astonishing and fantastic works in modern fiction."