<p>Singing specters, secret passageways, unsolved clues, abandoned mansions, old photo albums and hidden motives are all found in the four stories making up this unique collection, Mysterious Tales of the Unexplained. A young sleuth solves a mystery surrounding a creepy, community theatre in Break A Leg ' Knock &#39;Em Dead. She then goes on to investigate the apparent suicide of a wealthy factory owner in House up on the Hill. In Picture on the Wall, a mother/daughter restoration team experience ghostly encounters in an old, abandoned mansion. And six young friends go on a mystery weekend at a spooky inn, deciphering clues and exploring the mysterious property, only to find much more going on than they thought.</p>