"Aster has little to offer folks in the way of rebuttal when they call her ogre and freak. She's used to the names; she only wishes there was more truth to them. If she were truly a monster, she'd be powerful enough to tear down the walls around her until nothing remains of her world. Aster lives in the lowdeck slums of the HSS Matilda, a space vessel organized much like the antebellum South. For generations, Matilda has ferried the last of humanity...

"Yetu holds the memories for her people--water-dwelling descendants of pregnant African slave women thrown overboard by slave owners--who live idyllic lives in the deep. Their past, too traumatic to be remembered regularly is forgotten by everyone, save one--the historian. This demanding role has been bestowed on Yetu. Yetu remembers for everyone, and the memories, painful and wonderful, traumatic and terrible and miraculous, are destroying her. And...