Eighteen-year-old Estelle Perdue has driven herself over the edge. Racing against the limits of insomnia and an unforgiving time clock, she succumbs to sleep while driving home from a music festival. She is saved from the ditch by the most fortunate circumstances — or is she? Unable to tell where one dream world ends and another begins, Estelle’s dark night culminates as an unlikely band of fellow travelers she had met on the road collaborate with her lifelong antagonist and guide her to an ultimate catharsis.