Around 2150, an epidemic of an unknown disease destroyed almost the entire earth's population. Only those who lived on the Moon and the orbital settlements of Daedalus and Icarus survived. The last twelve years of his life disappeared from the memory of Cal, the main character of the novel. Following this, he was accused of murdering his friend Gabriel Domingo, and then several attempts were made on his own life. Cal decided to find out about his previous activities and found out that he and Domingo collaborated with the police.