They're the assistant and sister to Kiva and Skye, they're the secretary to Michael in the Extant Government among other things, they tend to be a bit reckless and erratic when busy, of course it's the opposite once she's off work. They're the result of project Scarlet, an experiment to create a versatile human to work perfectly in any environment, of course the main goal of it was to create a human being that was to be used as a weapon of mass destruction, but she failed in that sector.