Nana has decided to move to a rural area due to her husband's job transfer. However, she couldn't help but worry about leaving her house, leaving her brother-in-law, Tamotsu, who was living with her. In the meantime, preparations for her move progressed, and her husband took over and worked overtime every day. The days of passing each other continue, and Nana drinks with Tamotsu because she feels lonely that she can't be her partner. The relationship between the two who crossed the line changed greatly, and it became a daily routine for the two to exchange kisses when her husband was away.
