"Azkaban?" Dustin was alert when he heard the name.

Azkaban was known throughout Balerno. Rumors had it that the inmates here were either extremely wicked or caused great harm to the country. And there were all sorts of criminals–assassins, despised martial artists, bloodthirsty maniacs, and more.

The prison had one rule: once you entered the place, there was no way out.

Unlike other prisons where inmates who performed well would be given chances to reduce their sentences, the inmates here