When fifteen-year-old Oscar Dreyer-Hoff disappears, the police assume he's simply a runaway, a typically overlooked middle child doing what teenagers do all around the world. But his frantic family is certain that something terrible has happened. After all, what runaway would leave behind a note that reads: It's not much to go on but it's all that detectives Jeppe Kørner and Anette Werner have. And with every passing hour, as the odds of finding a missing person grow dimmer, it will have to be enough.