When her twin sister, Ava, disappeared one Halloween night, Vera Rivers's childhood became a blur of theories, tips, and leads, but never any answers. The case made headlines, shocked Vera's Northern California community, and turned her family into tragic celebrities. She's ready to start her new life at college in Portland, Oregon-- until a girl shows up at the local hospital. Her name is Ava Rivers and she wants to go home. The family accepts her; fractures in the family begin to mend. But the questions remain: Where was Ava all these years? And who is she now?