Yumi Ishikawa (Mari Atsumi) is nineteen and a popular geisha. Orphaned when a child, Yumi she was raised by Shizuko, the madame of a geisha house. Yumi is impulsive, out-going. And although she cannot claim to be good at Japanese dancing or playing musical instruments so necessary to a geisha, she is a whizz at go-go and will dance the hula at parties. But before becoming a full-fledged geisha, Yumi must go through the ceremony of the "mizuage", when a budding geisha surrenders her virginity to an experienced man who makes her a woman. Takida, a rich money-lender, is chosen for Yumi's mizuage but she offers herself first to Keiichi (Ryo Tamura), who she really loves although she knows that his world and hers are too far apart for a successful marriage.

Sparta Academy is the nation's top prep school, where students with poor grades undergo frightening torture under the school headmaster's direction. Kekko Kamen makes her appearance at the school in outrageous attire, completely naked except for her red mask, boots and gloves, and attacks the torturing teacher.

A half brother and sister work at a hotel in Hakone respectively as a porter and a souvenir shop clerk. They are close. One day a woman named Hasegawa checks into the hotel in order to recuperate in a calm environment with fresh air. She is the mother of the store employee. The mother and daughter were separated due to the Kanto earthquake. The girl was practically raised by her older half brother.