Jun'ichi is a young man without job or home who seems to have a great power of fascination over woman. He crosses the paths of different women who are unsatisfied with their lives and find comfort in his presence. It is a subtle love story between Jun'ichi's drifting life and six different woman from 16 to 65 years old.

Osome is an ex-actress who lost her parents in a fire when she was 6-years old. She then is separated from her older brother, who goes missing. While she tries to investigate the fire that killed her parents, an officer, Yoshikawa reveals that her father used to be a shogunate spy. Osome decides to become a spy herself under Yoshikawa, to find the man who killed her parents and to seek out her lost brother.