By Leslie Lindsay  Tantalizing and twisty, this literary suspense is a clever meditation on what it means to be a family, to really know someone.  Billie (Sybilla) Flanagan, a beautiful, charismatic Berkeley mom goes on a solo hike in the Desolation Wilderness never to return. It’s been a year and…where is she? Picking up the pieces are her husband and 16 year-old daughter, Olive who are seeking a death certificate as she is now presumed dead (all that’s found of her is a lone hiking boot). Olive and Jonathan do the best they can, but they are shattered, confused, broken. Jonathan is a writer attempting a loving memoir about his wife and death, Olive attends a prestigious all-girls prep school. But then Olive starts having visions/hallucinations/waking dreams of her mother. Jonathan’s concerned about her emotional stability and schleps her to doctors trying to find the source of the problem. But secrets from Billie’s past surface, leading both Jonathan and Olive the person they once shared a life with.  Together–and somewhat reluctantly–Jonathan and Olive embark on a quest to discover …