The Men in the Walls

"The Men in the Walls" by William Tenn is a science fiction novel published in 1968. In a conquered Earth, humans live like vermin inside the walls of alien homes, stealing food and supplies from their technologically superior overlords. Young Eric must complete a dangerous rite of passage by venturing into monster territory. His journey forces him to question whether ancient human knowledge or alien science holds the key to humanity's survival and freedom. (This is an automatically generated summary.)