An engineer's wife returns home with a lost teenager. A man posing as her dad tries to get her back, causing the engineer to recall his youth as a revolutionary, obscured by dreamlike disruptions of time and space, fantasy and reality.
Two interwoven stories. The first is a biography of anarchist Sakae Osugi which follows his relationship with three women in the 1920s. The second centers around two 1960s' students researching Osugi's theories.