Fatal Secrets. Barbara Phinney

"For my baby's safety, I must give her up…"An old letter is all Kristin Perry has of her birth mother. When the Witness Protection Program couldn't keep mother or daughter safe, the woman fled «underground.» With the help of private investigator Zane Black, Kristin tries to track her down. Instead, though, she finds herself the target of a series of deadly «accidents.» Zane's still searching for her missing mother–but now Kristin's starting to wonder if her family reunion will be the death of them all….