Ten-year-old Frank and his family have moved nine times in eleven years, and Frank has had it. No more new schools or new friends. This time Frank''s going to make his sister love the place so much she never wants to leave. Because, you see, when your sister is invisible, she can do pretty much whatever she likes. And if she gets unhappy . . .

Ten-year-old Frank and his family have moved nine times in eleven years, and Frank has had it. No more new schools or new friends. This time Frank''s going to make his sister love the place so much she never wants to leave. Because, you see, when your sister is invisible, she can do pretty much whatever she likes. And if she gets unhappy . . .