Mary has been married for 5 years, and her husband recently borrowed from the bank to buy the couple a house of their own. But suddenly the company sent Yua Mikami's husband to a rural area in Kyushu. Because the distance is too far, Yua Mikami cannot visit her husband but can only video call each other. And during this time, deputy director Nakanishi, her husband's immediate superior, often visited the house. He revealed that Yua Mikami's husband might have to stay in the countryside for a long time, or might be fired due to the company's restructuring, and he was the only one who could help her husband. But everything must be reciprocal. He will try to help Yua Mikami's husband, so she must also "cooperate" with him in bed...