2001 nen no otoko un (2001)

Takuya is an ordinary working class, who is going to be happily married soon. But when his mother disappears after being in debt of ten billion yen, his fate changes tremendously. In order to return this huge sum of money, Takuya decides to "sell" his life to the financial giant, Kokudosouseisha's director, Tenzen Kugayama.