Norman uses his new knowledge of the layout of the facility he inhabits to escape, and then correlates several seemingly unrelated facts to (correctly) deduce not only that there must be Soviet spies living in town, but who they are; he makes his way to the agents, hoping that they will help him reach Canada and escape the US Army.
As Norman nears the limit of the wireless link's range, he and the agents are captured; the Soviets' memories are surgically read and erased.
Within the agents' memories is the revelation that the Soviet Union has performed similar intelligence-amplification experiments, but on a dog instead of a chimpanzee, foreshadowing a new arms race.
Algis Budrys said that despite being a "collection of mismatched plot cliches ... it's a memorable story", comparing its protagonist to that of "Flowers for Algernon".
[1] Publishers Weekly, assessing the 2001 reprint, declared the story to be "quite dated";[2] similarly, the 1988 Science Fiction & Fantasy Book Review Annual, assessing the 1987 reprint, stated that it was "an early story that reads like one".