Jack Farthing has just nipped out to his grandad's local supermarket in central London when he is accosted by a young roadsweeper in the fog. Jack is quickly drawn into the dangerous world of Victorian street urchins. He even gets to meet a certain Dr Watson . . .
This is a fast-paced action story set in Victorian London, where a modern boy is caught in a time-slip with a young street urchin and finds a gang of thieves is out to get him.
