THE BIGGEST MYSTERIES ARE MURDER TO SOLVE . . .
''TODAY''S GREATEST EXPONENT OF PLAYFUL DETECTIVE FICTION'' GUARDIAN
''One of the year''s most entertaining crime novels'' SUNDAY TIMES
''When did you last read a genuinely original thriller? The wait is over'' A. J. FINN
''An elegantly structured, intellectually challenging and completely unique thriller that grips like a vice'' SOPHIE HANNAH
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All murder mysteries follow a simple set of rules.
In the 1930s, Grant McAllister, a mathematics professor turned author, worked them out, hiding their secrets in a book of crime stories.
Then Grant disappeared.
Julia Hart has finally tracked him down. She wants to know what happened to him.
But she''s about to discover that a good mystery can be murder to solve . . .
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''One of the most creative detective novels of the year . . . If not of all time'' S
