Using the HTML5 Filesystem API

And rats, there are rats everywhere. Someone has stolen a certain plug. Someone is lighting a certain box of matches. All will come tumbling down. The Iremongers have come to London.

Abandoned in the depths of the Heaps, Lucy Pennant has been rescued by a terrifying creature, Binadit Iremonger - more animal than human. She is desperate and determined to find Clod. But unbeknownst to her, Clod has become a golden sovereign and is 'lost'. He is being passed as currency from hand to hand all around Foulsham, and yet everywhere people are searching for him, desperate to get hold of this dangerous Iremonger, who, it is believed, has the power to bring the mighty Umbitt down.

'Roald Dahl by way of Charles Dickens' - Vox.com The Iremongers have taken up what was not wanted and wanted it.Clod is an Iremonger. At the centre is Heap House, a puzzle of houses, castles, homes and mysteries reclaimed from the city and built into a living maze of staircases and scurrying rats. The Iremongers are a mean and cruel family, robust and hardworking, but Clod has an illness. He can hear the objects whispering.When Clod meets Lucy Pennant, a girl newly arrived from the city, everything changes. The secrets that bind Heap House together begin to unravel to reveal a dark truth that threatens to destroy Clod's world.