When Polly (Dakota Fanning) receives a mysterious box from an unexpected late-night visitor, it comes with one rule: place inside something you need, something you hate, and something you love. When she opens it, she’s pulled into a surreal and shifting nightmare where every choice she makes leads to terrifying consequences. As her night becomes a harrowing fight for survival, Polly is forced to confront her deepest fears to escape and protect the ones she loves from the darkness she’s unleashed.