After twelve-year-old Natalie writes a wonderful novel, her friend Zoe helps her devise a scheme to get it accepted at the publishing house where Natalie's mother works as an editor.

"In May of 1890, Enola Holmes is finally fully on her own and, no longer hiding from her older brothers Sherlock and Mycroft, attending classes and occasionally pursuing her chosen profession as a scientific perditorian, a finder of lost things and people. Wolcott Balestier, the representative of an American book publisher, arrived in London on a singular mission - to contract with English authors for their latest works. When Balestier disappears...

"Could the Mark Twain books hidden through Book Scavenger contain clues about the string of recent arson fires plaguing the city? And will Emily and James uncover the mystery before the arsonist comes after them?"--