Set in the future, the story follows a young soldier named Johnny Rico and his exploits in the Mobile Infantry. Rico's military career progresses from recruit to non-commissioned officer and finally to officer against the backdrop of an interstellar war between mankind and an arachnoid species known as "the Bugs".
Steven Lidz, unhappy with his home life since his mother became sick, moves in with his two eccentric uncles. As Steven grows closer to his uncles, he learns how to cope with his emotions and to value his own uniqueness.