Jim Harmon 
No Substitutions [PDF ebook] 

In the distant future, human civilization has drastically altered its views on the punishment of criminals. Instead of the teeming, overcrowded prisons of the 21st century, prisoners are placed into a type of suspended animation for the duration of their sentence. But when the man responsible for ushering the convicts into Dreamland comes to question its legitimacy, the system begins to crumble.