The psychologists would call it folie a deux... 'Bruno slammed his palms together. We meet on a train, see, and nobody knows we know each other! Catch?'' From this moment, almost against his conscious will, Guy Haines is trapped in a nightmare of shared guilt and an insidious merging of personalities.

Patricia Highsmith was born in Fort Worth, Texas in 1921 but moved to New York when she was six. In her senior year she edited the college magazine, having decided to become a writer at the age of sixteen. Her first novel Strangers on a Train was made into a famous film by Alfred Hitchcock in 1951. Patricia Highsmith died in Locarno, Switzerland in 1995. Her last novel Small g: A Summer Idyll was published posthumously just over a month later