In the near future, the conjoined Armstrong twins, under the guise of the Armstrong Fancy Gifts Corporation, plot to create their own version of utopia using nanobots, while a guerilla group known as BZRK develops a DNA-based biot that can stop bots, but at risk of the host's brain.

Now nearing thirty, Rose and Ruby are soon to be history's oldest conjoined twins, and Rose decides it is time to write the story of her short but extraordinary life. As Ruby watches Rose write her memoirs, she decides she wants to tell her part too; for though they are as close as two people can be, their lives and voices are wonderfully, powerfully distinct. Every experience of growing up comes rushing through in their telling-- their first loves,...