Sybil Vernall Stepsister and ward of Dr Asterley (daughter of his stepmother’s second marriage). Books Sybil Vernall appears in: Coming to Terms Clorinda Cathcart's Circle Volume 12: Consequences Impend Rescue Operations Clorinda Cathcart's Circle Volume 16: Changes of Life Revenants Clorinda Cathcart's Circle Volume 14: Shadows from the Past Unhistoric Acts Clorinda Cathcart's Circle Volume 15: An Imperfect Social State