Rei, who has been living a carefree life for five years of marriage, receives a wedding invitation from a close friend... On the day of the ceremony, seeing the couple reminded Rei of her own thirsty life and she felt lonely. At that moment, she was approached by Ozawa, a friend of the groom. Feeling a sense of security with the seemingly kind Ozawa, they went to a bar together, and under the influence of alcohol, they crossed the line... Although Rei parted ways with Ozawa, they met again one day while she was drinking alone...
