Agent Wheeler is a secret employee of the US Central Intelligence Agency, who was specially trained to perform particularly important government assignments. During the years of service, Wheeler traveled to various parts of the world, where he became accustomed to various situations. Wheeler's biography changed many times and sometimes he does not know who he is in reality. His activity is strictly classified, in fact, it simply does not exist in nature. One day, Willer falls asleep in his own bed, and upon awakening finds himself aboard an atomic submarine, which is a prison for especially dangerous criminals.