A virus has decimated humankind. Those who survived emerged blind. Centuries later when twins are born with the mythic ability to see, their father must protect his tribe against a threatened queen.

Matt Ryder is convinced to drive his estranged and dying father Benjamin Ryder cross country to deliver four old rolls of Kodachrome film to the last lab in the world that can develop them before it shuts down for good. Along with Ben's nurse Zooey, the three navigate a world changing from analogue to digital while trying to put the past behind them.