Koichi and Alice have been married for two years. However, Koichi's company is struggling due to the recent economic downturn. One day, Koichi is reprimanded by Kita, an employee of one of his clients, for damages caused by Koichi's mistakes. Given the company's situation, Koichi cannot possibly consult his superiors, so he accepts Kita's offer to have Alice work for his company. However, this is the beginning of a despicable trap cleverly devised by Kita...