Paradise Row, London. December 1865.

Snow is falling fast and Sally Suggs is working tirelessly to bring in enough money to keep bread on the table. Her father, a skilled rag-and-bone man, has fallen ill and now Sally has taken up his trade.

But this is a man's world and competition is fierce, and Sally's rival Finn Kelly always seems to be one step ahead. Her family's one valuable possession is their horse, Flower, yet with no one to protect them, London's underbelly of black-market traders circle closer.

Sally needs to find help in the most unexpected places if they are to survive...