For Simon, a nightmare comes true when his daughter Paige disappears from one day to the next. She has left behind a clear message that she does not want to be found. Panicked, Simon nevertheless sets out to find her, and when he actually discovers Paige in Central Park, he hardly recognizes her. For this young woman is distraught and full of fear. She flees from him, and Simon has only one chance if he wants to save his daughter: He must follow her into the dark and dangerous world into whose maelstrom she has fallen. What he discovers there drags him and his entire family into the abyss ....