The Queen of Mystery has come to Harper CollinsAgatha Christie, the acknowledged mistress of suspense--creator of indomitable sleuth Miss Marple, meticulous Belgian detective Hercule Poirot, and so many other unforgettable characters--brings her entire oeuvre of ingenious whodunits, locked room mysteries, and perplexing puzzles to Harper Paperbacks...including her classic thriller Murder is Easy, in which a quiet English village is plagued by a fiendish serial killer.