 The first three novels focus on the exploits of Tally Youngblood.In the post-apocalyptic future society where Tally lives, teenagers, upon reaching their sixteenth birthday, undergo a surgery to mold them into a so-called “Pretty.” When Tally's new friend Shay runs away to the Smoke, a secret refuge for those who oppose the city's government, the future of Tally's own operation becomes uncertain.Dr.