The now 18+ book saga launched in 2006, with the release of Slave to Sensation. The story, set in San Francisco in 2079, explores the rising tensions between the triumvirate of races: the Psy, who are gifted with mental powers; the changeling, human-animal shifters; and the humans, who’ve been the underdog for centuries. This quiz will tell you, based on your tastes and choices, where you fall in the Psy-Changeling world.