Mary has been married for 5 years, recently her husband took out a loan to buy a house for the two of them. However, suddenly the company sent Mary's husband to a rural area in Kyushu. Due to the long distance, Mary cannot visit her husband and can only video call each other. During this time, Nakanishi, the husband's direct superior, often visits their home. He reveals that Mary's husband may have to stay in that rural area for a long time, or may even be fired due to the company restructuring, and he is the only one who can help her husband. But everything comes with a price. He will try to help Mary's husband, and in return, she must "cooperate" with him in bed...