The Case: Nancy Drew is invited by a friend to San Francisco to assist in the renovation of a Victorian mansion. But, there are other uninvited guests, visitors from the past--spirits who want the place all to themselves. Nancy suspects that there is another force at work: greed. According to legend, a fortune in long-lost gold is hidden somewhere on the property and someone is determined to find it. In a house full of trap doors and secret tunnels, breaking glass and suspicious fires, finding the truth won't be easy. On misstep and Nancy won't stand a ghost of a chance!