Thirty years ago Alex Bonnie and Kevin went on a road trip to the Grand Canyon with their parents. But something happened to cut the trip short and they never made it. And their mother was never the same again. Now Alex Bonnie and Kevin might be siblings but they've grown apart. When their mother takes a turn for the worse asking them to relive that old road trip to see her they're forced into close quarters once more. As the siblings begin the drive old memories and new secrets stir tensions hitched as they drive through small towns where the locals aren't used to people who look like them. What really happened to their mother on that road trip all those years ago? Retracing old steps the siblings are forced to finally learn the truth about each other and of what happened to their mother.
