Sixteen-year-old Charlotte Sycamore lives in Buckingham Palace and is hiding her secret identity. Surrounded by scientific inventions and mechanical creatures of Victorian London, she is wanted by Scotland Yard for stealing medical supplies from the Queen to treat the poor of London. When two royal horses are stolen, a reward is placed on Charlotte's head. Fighting the confusing feelings she has for her daring ally, Peter, Charlotte must lead her friends through the gaslit streets to find the stolen horses and uncover the dangerous truth.

USA TODAY bestselling author Kate Bridges writing as Kate Maddison.