en Cuevana 3. The film depicts the activities of a female financier nicknamed "Silver Shark" Nakajima, who has his own ideas about computer systems, asks Kyoko, a club mama, to contact a mysterious female financier who calls herself "Silver Shark". With Kyoko's help, Nakajima secures a 150 million yen loan from "Silver Shark" and begins working with his partner Nosaka to establish a new company. However, soon after, both Nosaka and the money disappear...