Sawamura, a contract part-timer dragged into a multi-million yen internet business, and Kamo, an office worker who lavished money on a beautiful club hostess, arrive at Cowcow Finance, the office of black-market lender Ushijima.

Ushijima the Loan Shark Part 3

Hostess Aki has drinks with men and gets allowance in return.  She survives day by day until one day she hears from Saiki that there is someone looking for a fake marriage partner. Aki thinks about it, but in the end decides to do it and marries Jin-il when she is on the verge of being evicted.  They become a married couple but Jin-il's girlfriend visits from Korea and they have sex every night...