Titus Groan grandiose wit which he uses on the castle's less intelligent inhabitants. Despite his acid tongue, he is an extremely kind and caring man who also is greatly fond of Fuchsia and Titus. (In a few places in the text, Dr. Prunesquallor is given the first name of Bernard, but this was an error by Peake.) He lives with his sister Irma Prunesquallor. Though she is anything but pretty, she is considerably vain. She desperately desires to be admired and loved by men. In this position, Steerpike is able to come into even closer contact with members of the Groan family,
Walking on Glass sight to be independent stories. Two of the stories are set in and around Islington in North London, the other is set in the far distant future. Eventually, links between the three storylines become apparent. Quiss's Gothic castle is a combination of Franz Kafka and Mervyn Peake. After saving Quiss from suicide Ajayi reads the titles of the books on the wall: ""Titus Groan", she read, talking softly to herself. "The Castle", "Labyrinths", "The Trial"" Iain Banks commented that the book "didn’t do exactly what it set out to do and I think you have failed to an extent if