In the aftermath of a car accident that claimed the life of her senator father, sixteen-year-old Milan finds herself adrift, expelled from her third boarding school. Milan’s mother, who has assumed the senate seat, diverts her private plane to pick up her daughter. But on their way home, a bomb rips off a wing and the plane crashes in the mountains. In her final moments, Milan’s mother entrusts her with a key. She reveals it will unlock the evidence that so many people have already died for—including Milan’s father. The only way Milan can survive, her mom tells her, is to let everyone believe she died with the other passengers. ​Milan is forced to navigate a perilous descent in freezing conditions while outwitting everything from a drone to wild animals. With relentless assassins on her trail, she must untangle the web of deceit and save herself and countless others. Will she piece together the truth in time?