After a protest gets out of control, activists Nell and Esme are forced to go on the run. They squat in a beautiful and seemingly empty mansion, but danger descends when another interloper arrives with an unexpected connection to Esme.
As New Year's Eve festivities are underway on the floor above them, Allie and Erin have a chance encounter down below. But when Allie recognises Erin from over a decade ago, the past breaks the surface, and fireworks ensue.