Gavin Booker, a school librarian, leads an orderly, normal life. Work, jogging, friends from work, his son every other weekend. Gavin is also a secret. He is a hybrid, or part-fairy. And in the Columbian Empire, hybrids are under an automatic death sentence. In this alternate version of the USA, magic is illegal. So is loving another man. Fairies are locked away in ghettoes, and magical beasts, such as gryphons, unicorns, and pegasi, are kept...