In 1890s Cripple Creek, Colorado, when young Mary McHugh's father loses his leg in a mining accident, she tries to help, both by earning money and by encouraging her father to go back to carving wooden figurines and playing piano.

Miranda's world is turning upside down. Her best friend Sal shuts her out of his life when he's punched by a new kid for no apparent reason. Her mom is about to be a contestant on a TV game show. A key goes missing, then a pair of shoes. And Miranda finds a mysterious note scrawled on a tiny piece of paper: I am coming to save your friend's life, and my own. I ask two favours. First, you must write a letter. Then she finds other notes left in strange...