Child of Secrets From Afar

Belinda and Jonathan O'Malley always wanted a sibling for their daughter, Holly.  When the opportunity arose in 1975 to adopt two Vietnamese orphan girls from Operation Babylift, they were overjoyed to welcome Liana and Bonnie into their home.   Exuberant Bonnie is delighted to finally find herself with a family but Liana is a lot more reticent. When a strange Vietnamese man Belinda doesn't know takes such an interest in Liana that he tracks her to the O'Malley's Indiana hometown, Belinda has to wonder what is going on.
  The stakes are raised higher when their new daughter, who isn't forthcoming about her past, goes missing not long after this odd guy shows up. Who is this man?  What does he want with her child?   And what, for that matter, went on with eight-year-old Liana, back in Vietnam, to have sparked this whole dilemma in the first place? A riveting mystery about a well-intentioned American family and their adopted child of secrets.