The Magus by John Fowles

This daring literary thriller, rich with eroticism and suspense, is one of John Fowles's best-loved and bestselling novels and has contributed significantly to his international reputation as a writer of the first degree.

At the center of The Magusis Nicholas Urfe, a young Englishman who accepts a teaching position on a remote Greek island, where he befriends a local millionaire. The friendship soon evolves into a deadly game, in which reality and fantasy are deliberately manipulated, and Nicholas finds that he must fight not only for his sanity but for his very survival.