Her husband Sousuke's younger brother disappeared, leaving behind a large amount of debt, and Sousuke, unable to find a way to pay it back, consulted his company president, Ozawa. Ozawa then suggested that Nami work as her secretary. That means being Ozawa's ``mistress.'' All my previous secretaries were like that. However, with no hope of repaying her debt, Sousuke believes Nami's words, ``I won't betray you,'' and agrees to become her secretary.