Harriet's invited to accompany her aunts Thessalonica and Japonica to America. She's terribly excited, knowing very well that with two expert detectives for aunts, this is going to be no ordinary trip. She soon discovers, to her enormous surprise, that they're actually on their way to see her sixth...Read more

When her absent-minded inventor father suddenly remembers that he has five sisters, nine-year old Harriet Bean, who has never heard of them before, determines to find her unknown aunts so that the unfinished family portrait can be completed.