A young couple living in the suburbs, their husbands have a long commute and are tired, so they feel refreshed at night.One day, my husband's brother will be staying, and I will spend the night with my frustrated brother's wife.The older brother, who is excited by his wonderful body, throws himself into the resisting younger brother's wife.My body reacted, I convulsed next to my husband and killed my voice.From that night on, the brother and his wife secretly sought each other.It flares up in forbidden intercourse.