From the CavesTo escape the choking heat of deep summer, Sky and his family survive on stories of the dead in an underground darkness at the end of the world. Environmental catastrophe has driven four people inside the dark throat of a cave: Sky, a child coming of age; Tie, pregnant and grieving; Mark, a young man poised to assume primacy; and Teller, an elder, holder of stories. As the devastating heat of summer grows, so does the poison in Teller's injured leg