The ISS Amazonas is called in to defend a planet, Utòpia, inhabited by a peaceful people who have chosen to live as they did on early 20th-century Earth, attacked by the Enemy. Dr. Taylor Black, given his organizational skills in health care, descends among the volunteers and finds himself in the midst of chaos. A series of vicissitudes will lead him and Captain Wakeman to get to know each other better and find important answers.