House of Suns by Alastair Reynolds is a riveting sci-fi novel about two clones called shatterlings, Purslane and Campion. Formed from a single human named Abigail Gentian, the pair explores and observes civilizations while returning every two hundred thousand years to a reunion with the nine hundred ninety-eight other male and female clones Abigail created. They dread going back for they are in love and have traveled together, a practice which is forbidden of shatterlings. They drag on the way to the reunion, fearful for what might happen to them.
