Uncle Gard and Aunt Cornelia's New York City brownstone is being expanded to make more room for Samantha and the three O'Malley sisters. While the renovation is underway, the family moves to an apartment on the top floor of Ravenscourt, a fashionable new 13-story apartment-hotel.- Samantha is excited about their luxurious new digs - until she learns there's a terrible curse on the building's owner, Horace Raven! Are strange things happening because of the curse or is something else scaring the residents from Ravenscourt? It?s up to Samantha and Nellie to find out! Includes a full-color - Looking Back - historical essay.