A cynical young woman in New York City keeps dying and returning to the party that's being thrown in her honor on that same evening. She tries to find a way out of this strange time loop.

On Nadia's 36th birthday she is struck by a car and killed while leaving her party. In an instant she is alive again and transported back to her birthday party earlier that night. Moments later she dies again and finds herself, once again, back at her party, Nadia begins to question her sanity as she strives to unravel the mystery of her situation.