ItÔÇÖs been a year since Billie FlanaganÔÇöa beautiful, charismatic Berkeley mom with an enviable lifeÔÇöwent on a solo hike in Desolation Wilderness and vanished from the trail. No bodyÔÇöonly a hiking bootÔÇöhas ever been found. BillieÔÇÖs husband and teenage daughter cope with her death the best they can: Jonathan drinks, Olive grows remote.
But then Olive starts having waking dreamsÔÇöor are they hallucinations?ÔÇöthat her mother is still alive. Jonathan worries about OliveÔÇÖs emotional stability, until he starts unearthing secrets from BillieÔÇÖs past that bring into question everything he thought he knew about his wife. Together, Olive and Jonathan embark on a quest for the truthÔÇöabout Billie, their family, and the stories we tell ourselves about the people we love.