River Heights is celebrating Nostalgia Week and everyone in town is dressing up and acting like it was 1930, including Nancy, Bess, and George! Wait till you see Nancy in her roadster! But when scenes of crimes displayed in Emma Blavatsky's antique dollhouse start coming true, Nancy has a full-blown mystery on her hands! Nancy's shocked when she stakes out the dollhouse, and witnesses a doll version of herself murdered! Will that scene become reality too?