The voice on the other end of the line was soft, yet forthright: "Sarah, my name is Hannah Morgan. I think I'm your birth mother." The phone call, wholly unexpected, instantly turned Sarah Saffian's world upside-down, threatening her sense of family, identity, self. Adopted as an infant twenty-three years before, living happily in New York, Sarah had been "found" by her biological parents despite her reluctance to embrace them. In this...