 Lucy Logan is the great-granddaughter of Dr. Logan, the hypnotist who wrote the book which Molly discovered.In the first book, she is portrayed as the librarian in Briersville Library and has a major role in leading her daughter to discover her hypnotic talent (using hypnosis herself).It was revealed in the second book that Lucy Logan had been hypnotized, put in a deep trance and controlled for eleven years by her twin brother, Cornelius Logan.