The secretest secret of all is about to be made unsecret ...Renowned Harvard Professor Richard Wangley is enjoying a relaxing visit to Prague, city of magic, alchemy and labyrinthine underground tunnels. But when his girlfriend disappears hours before she was due to publish an earth-shaking manifesto and the latest of a series of hideous murders points towards him, Wangley must go on the run to prove his innocence and prevent a catastrophic threat to the entire world.Far from home and armed with nothing but his wits, his knowledge of ancient symbolism and a cream turtleneck that does nothing to hide his middle-aged spread, Wangley must navigate a city where every cobblestone could be a clue or a potential trip hazard.As he races against time and a grotesque spectre closes in, Wangley finds himself in a labyrinth unlike any he has previously navigated. Except for that time in Paris. And Rome and Florence.

The secretest secret of all is about to be made unsecret ...Renowned Harvard Professor Richard Wangley is enjoying a relaxing visit to Prague, city of magic, alchemy and labyrinthine underground tunnels. But when his girlfriend disappears hours before she was due to publish an earth-shaking manifesto and the latest of a series of hideous murders points towards him, Wangley must go on the run to prove his innocence and prevent a catastrophic threat to the entire world.Far from home and armed with nothing but his wits, his knowledge of ancient symbolism and a cream turtleneck that does nothing to hide his middle-aged spread, Wangley must navigate a city where every cobblestone could be a clue or a potential trip hazard.As he races against time and a grotesque spectre closes in, Wangley finds himself in a labyrinth unlike any he has previously navigated. Except for that time in Paris. And Rome and Florence.