Jessica Wiste is perfectly content with making everyone around her worried. The proper place for a teen-age girl is not in the woods adventuring, at least according to her mother and father, but it is her favorite place to be. Even her best friend Scotty occasionally comes to the conclusion that she is in far over her head at most times. Disapproval aside, when she finds the diary of a young girl from 1891, Jessica can't stop herself from trying to solve the decades-old mystery hidden inside. After all, what else is a forties girl to do?