Dead Rock, Texas, 2037 Raleigh made a promise to his brother before he died, that he'd scatter his ashes on Mars. His plans are thwarted when a meteor near-misses him in the desert, and in its crater he finds a man with no memory of who he is—but whenever they touch it ignites a memory swap between them. As their minds and worlds collide, reality unravels and Raleigh must face a painful truth, one that could shatter his dreams of finding love, reaching Mars, and fulfilling his brother's last wish.