F-cup breasts with pink nipples, pure white skin born in Tohoku, a housewife craving love and desire, Yu Nagano Yu, 27 years old, makes her AV debut. From the day she looked at her husband's cell phone, their married life built on lies began. Pretending to love, pretending to be loved, pretending to be in love, they somehow managed to maintain the form of a married couple. However, after three years of marriage, they had reached their limit. Today is the day to end her role as a good wife, and this is a documentary of her first three-part affair where she fills her loneliness with the pleasure of infidelity.