Set 175 years in the future, where the toxic radiation in the air alters certain humans according to their blood type, giving them different enhanced abilities, 16-year-old Elpis Yates discovers he is the only remaining protean prodigy left in the country and must escape his home city and its corrupt government who ultimately want him dead. His journey of survival, however, changes into a rescue mission as the country he thought he knew begins to appear much more sinister than he ever could have imagined.