Sleepwalkers

When Beau Ryder climbed out of an aging and derelict hibernation chamber, he found that his home, his dog, and everyone he knew was dead. While trapped in his frozen slumber, he later learned that humanity eroded away like detritus into the barren landscape of a ruined post-apocalyptic Chicago after the war to end all wars.

Beau, with a few new friends at his side, found himself helplessly caught in unraveling the truth about the mysterious Shop and the sleepwalkers that stole everyone away....