Twenty-five-year-old Anna is ready to give up on living in a post-apocalyptic world where unchecked sickness and slaughter have killed off her childhood tribe, family, and best friend. But when Anna unexpectedly interrupts an attack on a beautiful woman lounging by a lake, she is drawn into the relationship of two other survivors of the sickness: young, idealistic Elin, who welcomes Anna into their makeshift family with open arms, and Elin's lover, the older, more jaded Kael, whose dark and broo...