"After losing their parents when they were just babies, private investigators Fran and Ken Stein now specialize in helping adoptees find their birth parents. So when a client asks them for help finding her father, with her only clue a rare ukulele, the case is a little weird, sure, but it's nothing they can't handle. But soon Fran and her brother are plunged into a world where nothing makes sense--and not just the fact that a very short (but very...