Rei has been married for five years and lives a life of comfort without any hardships. However, her daily routine has become monotonous. One day, she receives a wedding invitation from a close friend... On the day of the ceremony, seeing the happy couple reminds Rei of her own dry, empty life, and she is overcome with loneliness. It is then that she is approached by Ozawa, a friend of the groom. Feeling a sense of security in the gentle Ozawa, the two of them go to a bar, and fueled by alcohol, they cross the line... Although Rei parted ways with him after that, one day, while drinking alone, she reunites with Ozawa...
